Home / 42,041.93-63,049.01-15,381.86

Finding the Fourth Proportional to 42,041.93, 63,049.01 and 15,381.86

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Solution

The fourth proportional to 42,041.93, 63,049.01 and 15,381.86 is: 23,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,041.93 : 63,049.01 = 15,381.86 : x
  2. Step 2: Convert to fraction form
    42,041.93/63,049.01 = 15,381.86/x
  3. Step 3: Cross multiply
    42,041.93x = 63,049.01 × 15,381.86
  4. Step 4: Simplify right side
    42,041.93x = 969,810,652.80
  5. Step 5: Solve for x
    x = 969,810,652.80/42,041.93
  6. Step 6: Final answer
    x = 23,067.70

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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.