Home / 42,408.27-63,568.11-14,318.64

Finding the Fourth Proportional to 42,408.27, 63,568.11 and 14,318.64

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Solution

The fourth proportional to 42,408.27, 63,568.11 and 14,318.64 is: 21,463.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,408.27 : 63,568.11 = 14,318.64 : x
  2. Step 2: Convert to fraction form
    42,408.27/63,568.11 = 14,318.64/x
  3. Step 3: Cross multiply
    42,408.27x = 63,568.11 × 14,318.64
  4. Step 4: Simplify right side
    42,408.27x = 910,208,882.57
  5. Step 5: Solve for x
    x = 910,208,882.57/42,408.27
  6. Step 6: Final answer
    x = 21,463.00

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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.