Home / 10,747.28-14,890.96-10,514

Finding the Fourth Proportional to 10,747.28, 14,890.96 and 10,514

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Solution

The fourth proportional to 10,747.28, 14,890.96 and 10,514 is: 14,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,747.28 : 14,890.96 = 10,514 : x
  2. Step 2: Convert to fraction form
    10,747.28/14,890.96 = 10,514/x
  3. Step 3: Cross multiply
    10,747.28x = 14,890.96 × 10,514
  4. Step 4: Simplify right side
    10,747.28x = 156,563,553.44
  5. Step 5: Solve for x
    x = 156,563,553.44/10,747.28
  6. Step 6: Final answer
    x = 14,567.74

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.