Home / 42,799.13-64,227.85-15,097.13

Finding the Fourth Proportional to 42,799.13, 64,227.85 and 15,097.13

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Solution

The fourth proportional to 42,799.13, 64,227.85 and 15,097.13 is: 22,655.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,799.13 : 64,227.85 = 15,097.13 : x
  2. Step 2: Convert to fraction form
    42,799.13/64,227.85 = 15,097.13/x
  3. Step 3: Cross multiply
    42,799.13x = 64,227.85 × 15,097.13
  4. Step 4: Simplify right side
    42,799.13x = 969,655,842.19
  5. Step 5: Solve for x
    x = 969,655,842.19/42,799.13
  6. Step 6: Final answer
    x = 22,655.97

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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.