Home / 27,561.04-38,034.03-14,985.79

Finding the Fourth Proportional to 27,561.04, 38,034.03 and 14,985.79

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Solution

The fourth proportional to 27,561.04, 38,034.03 and 14,985.79 is: 20,680.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,561.04 : 38,034.03 = 14,985.79 : x
  2. Step 2: Convert to fraction form
    27,561.04/38,034.03 = 14,985.79/x
  3. Step 3: Cross multiply
    27,561.04x = 38,034.03 × 14,985.79
  4. Step 4: Simplify right side
    27,561.04x = 569,969,986.43
  5. Step 5: Solve for x
    x = 569,969,986.43/27,561.04
  6. Step 6: Final answer
    x = 20,680.28

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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.