Home / 14,747.25-22,101.17-5,378.47

Finding the Fourth Proportional to 14,747.25, 22,101.17 and 5,378.47

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Solution

The fourth proportional to 14,747.25, 22,101.17 and 5,378.47 is: 8,060.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.25 : 22,101.17 = 5,378.47 : x
  2. Step 2: Convert to fraction form
    14,747.25/22,101.17 = 5,378.47/x
  3. Step 3: Cross multiply
    14,747.25x = 22,101.17 × 5,378.47
  4. Step 4: Simplify right side
    14,747.25x = 118,870,427.92
  5. Step 5: Solve for x
    x = 118,870,427.92/14,747.25
  6. Step 6: Final answer
    x = 8,060.52

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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.