Home / 42,598.44-63,936.99-21,553.29

Finding the Fourth Proportional to 42,598.44, 63,936.99 and 21,553.29

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Solution

The fourth proportional to 42,598.44, 63,936.99 and 21,553.29 is: 32,349.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,598.44 : 63,936.99 = 21,553.29 : x
  2. Step 2: Convert to fraction form
    42,598.44/63,936.99 = 21,553.29/x
  3. Step 3: Cross multiply
    42,598.44x = 63,936.99 × 21,553.29
  4. Step 4: Simplify right side
    42,598.44x = 1,378,052,487.20
  5. Step 5: Solve for x
    x = 1,378,052,487.20/42,598.44
  6. Step 6: Final answer
    x = 32,349.83

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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.