Home / 42,336.45-63,481.99-14,247.17

Finding the Fourth Proportional to 42,336.45, 63,481.99 and 14,247.17

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Solution

The fourth proportional to 42,336.45, 63,481.99 and 14,247.17 is: 21,363.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,336.45 : 63,481.99 = 14,247.17 : x
  2. Step 2: Convert to fraction form
    42,336.45/63,481.99 = 14,247.17/x
  3. Step 3: Cross multiply
    42,336.45x = 63,481.99 × 14,247.17
  4. Step 4: Simplify right side
    42,336.45x = 904,438,703.47
  5. Step 5: Solve for x
    x = 904,438,703.47/42,336.45
  6. Step 6: Final answer
    x = 21,363.12

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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.