Home / 27,644.44-38,149.63-15,069.19

Finding the Fourth Proportional to 27,644.44, 38,149.63 and 15,069.19

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Solution

The fourth proportional to 27,644.44, 38,149.63 and 15,069.19 is: 20,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,644.44 : 38,149.63 = 15,069.19 : x
  2. Step 2: Convert to fraction form
    27,644.44/38,149.63 = 15,069.19/x
  3. Step 3: Cross multiply
    27,644.44x = 38,149.63 × 15,069.19
  4. Step 4: Simplify right side
    27,644.44x = 574,884,022.90
  5. Step 5: Solve for x
    x = 574,884,022.90/27,644.44
  6. Step 6: Final answer
    x = 20,795.65

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Half scale
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Double scale
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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.