Home / 29,154.52-43,727.19-10,431.64

Finding the Fourth Proportional to 29,154.52, 43,727.19 and 10,431.64

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Solution

The fourth proportional to 29,154.52, 43,727.19 and 10,431.64 is: 15,645.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,154.52 : 43,727.19 = 10,431.64 : x
  2. Step 2: Convert to fraction form
    29,154.52/43,727.19 = 10,431.64/x
  3. Step 3: Cross multiply
    29,154.52x = 43,727.19 × 10,431.64
  4. Step 4: Simplify right side
    29,154.52x = 456,146,304.29
  5. Step 5: Solve for x
    x = 456,146,304.29/29,154.52
  6. Step 6: Final answer
    x = 15,645.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.