Home / 13,925.27-20,885.85-4,061.90

Finding the Fourth Proportional to 13,925.27, 20,885.85 and 4,061.90

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Solution

The fourth proportional to 13,925.27, 20,885.85 and 4,061.90 is: 6,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.27 : 20,885.85 = 4,061.90 : x
  2. Step 2: Convert to fraction form
    13,925.27/20,885.85 = 4,061.90/x
  3. Step 3: Cross multiply
    13,925.27x = 20,885.85 × 4,061.90
  4. Step 4: Simplify right side
    13,925.27x = 84,836,234.12
  5. Step 5: Solve for x
    x = 84,836,234.12/13,925.27
  6. Step 6: Final answer
    x = 6,092.25

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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.