Home / 42,431.21-63,655.00-16,133.89

Finding the Fourth Proportional to 42,431.21, 63,655.00 and 16,133.89

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Solution

The fourth proportional to 42,431.21, 63,655.00 and 16,133.89 is: 24,203.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,431.21 : 63,655.00 = 16,133.89 : x
  2. Step 2: Convert to fraction form
    42,431.21/63,655.00 = 16,133.89/x
  3. Step 3: Cross multiply
    42,431.21x = 63,655.00 × 16,133.89
  4. Step 4: Simplify right side
    42,431.21x = 1,027,002,687.28
  5. Step 5: Solve for x
    x = 1,027,002,687.28/42,431.21
  6. Step 6: Final answer
    x = 24,203.95

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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.