Home / 35,331.30-48,757.11-20,224.02

Finding the Fourth Proportional to 35,331.30, 48,757.11 and 20,224.02

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Solution

The fourth proportional to 35,331.30, 48,757.11 and 20,224.02 is: 27,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,331.30 : 48,757.11 = 20,224.02 : x
  2. Step 2: Convert to fraction form
    35,331.30/48,757.11 = 20,224.02/x
  3. Step 3: Cross multiply
    35,331.30x = 48,757.11 × 20,224.02
  4. Step 4: Simplify right side
    35,331.30x = 986,064,767.78
  5. Step 5: Solve for x
    x = 986,064,767.78/35,331.30
  6. Step 6: Final answer
    x = 27,909.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.