Home / 14,971.66-22,428.72-8,377.87

Finding the Fourth Proportional to 14,971.66, 22,428.72 and 8,377.87

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Solution

The fourth proportional to 14,971.66, 22,428.72 and 8,377.87 is: 12,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971.66 : 22,428.72 = 8,377.87 : x
  2. Step 2: Convert to fraction form
    14,971.66/22,428.72 = 8,377.87/x
  3. Step 3: Cross multiply
    14,971.66x = 22,428.72 × 8,377.87
  4. Step 4: Simplify right side
    14,971.66x = 187,904,900.43
  5. Step 5: Solve for x
    x = 187,904,900.43/14,971.66
  6. Step 6: Final answer
    x = 12,550.71

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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.