Home / 29,359.17-40,494.54-20,287.71

Finding the Fourth Proportional to 29,359.17, 40,494.54 and 20,287.71

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Solution

The fourth proportional to 29,359.17, 40,494.54 and 20,287.71 is: 27,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,359.17 : 40,494.54 = 20,287.71 : x
  2. Step 2: Convert to fraction form
    29,359.17/40,494.54 = 20,287.71/x
  3. Step 3: Cross multiply
    29,359.17x = 40,494.54 × 20,287.71
  4. Step 4: Simplify right side
    29,359.17x = 821,541,484.10
  5. Step 5: Solve for x
    x = 821,541,484.10/29,359.17
  6. Step 6: Final answer
    x = 27,982.45

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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.