Home / 42,614.50-63,909.51-13,025.38

Finding the Fourth Proportional to 42,614.50, 63,909.51 and 13,025.38

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Solution

The fourth proportional to 42,614.50, 63,909.51 and 13,025.38 is: 19,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,614.50 : 63,909.51 = 13,025.38 : x
  2. Step 2: Convert to fraction form
    42,614.50/63,909.51 = 13,025.38/x
  3. Step 3: Cross multiply
    42,614.50x = 63,909.51 × 13,025.38
  4. Step 4: Simplify right side
    42,614.50x = 832,445,653.36
  5. Step 5: Solve for x
    x = 832,445,653.36/42,614.50
  6. Step 6: Final answer
    x = 19,534.33

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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.