Home / 27,938.04-38,554.58-15,191.23

Finding the Fourth Proportional to 27,938.04, 38,554.58 and 15,191.23

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Solution

The fourth proportional to 27,938.04, 38,554.58 and 15,191.23 is: 20,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,938.04 : 38,554.58 = 15,191.23 : x
  2. Step 2: Convert to fraction form
    27,938.04/38,554.58 = 15,191.23/x
  3. Step 3: Cross multiply
    27,938.04x = 38,554.58 × 15,191.23
  4. Step 4: Simplify right side
    27,938.04x = 585,691,319.99
  5. Step 5: Solve for x
    x = 585,691,319.99/27,938.04
  6. Step 6: Final answer
    x = 20,963.94

Related Problems

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Half scale
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Double scale
Find fourth proportional to 27,939.04, 38,555.96 and 15,192.23
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.