Home / 42,332.68-63,494.16-11,170.36

Finding the Fourth Proportional to 42,332.68, 63,494.16 and 11,170.36

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Solution

The fourth proportional to 42,332.68, 63,494.16 and 11,170.36 is: 16,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,332.68 : 63,494.16 = 11,170.36 : x
  2. Step 2: Convert to fraction form
    42,332.68/63,494.16 = 11,170.36/x
  3. Step 3: Cross multiply
    42,332.68x = 63,494.16 × 11,170.36
  4. Step 4: Simplify right side
    42,332.68x = 709,252,625.10
  5. Step 5: Solve for x
    x = 709,252,625.10/42,332.68
  6. Step 6: Final answer
    x = 16,754.26

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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.