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Finding the Fourth Proportional to 42,393.66, 63,652.90 and 23,710.30

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Solution

The fourth proportional to 42,393.66, 63,652.90 and 23,710.30 is: 35,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,393.66 : 63,652.90 = 23,710.30 : x
  2. Step 2: Convert to fraction form
    42,393.66/63,652.90 = 23,710.30/x
  3. Step 3: Cross multiply
    42,393.66x = 63,652.90 × 23,710.30
  4. Step 4: Simplify right side
    42,393.66x = 1,509,229,354.87
  5. Step 5: Solve for x
    x = 1,509,229,354.87/42,393.66
  6. Step 6: Final answer
    x = 35,600.36

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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.