Home / 14,098.56-21,125.52-11,310.72

Finding the Fourth Proportional to 14,098.56, 21,125.52 and 11,310.72

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Solution

The fourth proportional to 14,098.56, 21,125.52 and 11,310.72 is: 16,948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.56 : 21,125.52 = 11,310.72 : x
  2. Step 2: Convert to fraction form
    14,098.56/21,125.52 = 11,310.72/x
  3. Step 3: Cross multiply
    14,098.56x = 21,125.52 × 11,310.72
  4. Step 4: Simplify right side
    14,098.56x = 238,944,841.57
  5. Step 5: Solve for x
    x = 238,944,841.57/14,098.56
  6. Step 6: Final answer
    x = 16,948.17

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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.