Home / 42,447.38-63,671.07-16,145.96

Finding the Fourth Proportional to 42,447.38, 63,671.07 and 16,145.96

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Solution

The fourth proportional to 42,447.38, 63,671.07 and 16,145.96 is: 24,218.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,447.38 : 63,671.07 = 16,145.96 : x
  2. Step 2: Convert to fraction form
    42,447.38/63,671.07 = 16,145.96/x
  3. Step 3: Cross multiply
    42,447.38x = 63,671.07 × 16,145.96
  4. Step 4: Simplify right side
    42,447.38x = 1,028,030,549.38
  5. Step 5: Solve for x
    x = 1,028,030,549.38/42,447.38
  6. Step 6: Final answer
    x = 24,218.94

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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.