Home / 14,755.20-22,132.32-5,987.76

Finding the Fourth Proportional to 14,755.20, 22,132.32 and 5,987.76

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Solution

The fourth proportional to 14,755.20, 22,132.32 and 5,987.76 is: 8,981.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,755.20 : 22,132.32 = 5,987.76 : x
  2. Step 2: Convert to fraction form
    14,755.20/22,132.32 = 5,987.76/x
  3. Step 3: Cross multiply
    14,755.20x = 22,132.32 × 5,987.76
  4. Step 4: Simplify right side
    14,755.20x = 132,523,020.40
  5. Step 5: Solve for x
    x = 132,523,020.40/14,755.20
  6. Step 6: Final answer
    x = 8,981.45

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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.