Home / 42,799.38-64,199.27-15,097.38

Finding the Fourth Proportional to 42,799.38, 64,199.27 and 15,097.38

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Solution

The fourth proportional to 42,799.38, 64,199.27 and 15,097.38 is: 22,646.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,799.38 : 64,199.27 = 15,097.38 : x
  2. Step 2: Convert to fraction form
    42,799.38/64,199.27 = 15,097.38/x
  3. Step 3: Cross multiply
    42,799.38x = 64,199.27 × 15,097.38
  4. Step 4: Simplify right side
    42,799.38x = 969,240,378.43
  5. Step 5: Solve for x
    x = 969,240,378.43/42,799.38
  6. Step 6: Final answer
    x = 22,646.13

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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.