Home / 14,488.34-21,731.13-4,625.91

Finding the Fourth Proportional to 14,488.34, 21,731.13 and 4,625.91

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Solution

The fourth proportional to 14,488.34, 21,731.13 and 4,625.91 is: 6,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.34 : 21,731.13 = 4,625.91 : x
  2. Step 2: Convert to fraction form
    14,488.34/21,731.13 = 4,625.91/x
  3. Step 3: Cross multiply
    14,488.34x = 21,731.13 × 4,625.91
  4. Step 4: Simplify right side
    14,488.34x = 100,526,251.58
  5. Step 5: Solve for x
    x = 100,526,251.58/14,488.34
  6. Step 6: Final answer
    x = 6,938.43

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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.