Home / 14,747.97-22,122.18-5,389.89

Finding the Fourth Proportional to 14,747.97, 22,122.18 and 5,389.89

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Solution

The fourth proportional to 14,747.97, 22,122.18 and 5,389.89 is: 8,084.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.97 : 22,122.18 = 5,389.89 : x
  2. Step 2: Convert to fraction form
    14,747.97/22,122.18 = 5,389.89/x
  3. Step 3: Cross multiply
    14,747.97x = 22,122.18 × 5,389.89
  4. Step 4: Simplify right side
    14,747.97x = 119,236,116.76
  5. Step 5: Solve for x
    x = 119,236,116.76/14,747.97
  6. Step 6: Final answer
    x = 8,084.92

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1.5x scale

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.