Home / 42,662.52-63,997.20-11,497.32

Finding the Fourth Proportional to 42,662.52, 63,997.20 and 11,497.32

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Solution

The fourth proportional to 42,662.52, 63,997.20 and 11,497.32 is: 17,246.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,662.52 : 63,997.20 = 11,497.32 : x
  2. Step 2: Convert to fraction form
    42,662.52/63,997.20 = 11,497.32/x
  3. Step 3: Cross multiply
    42,662.52x = 63,997.20 × 11,497.32
  4. Step 4: Simplify right side
    42,662.52x = 735,796,287.50
  5. Step 5: Solve for x
    x = 735,796,287.50/42,662.52
  6. Step 6: Final answer
    x = 17,246.90

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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.