Home / 14,972.56-20,663.52-8,600.04

Finding the Fourth Proportional to 14,972.56, 20,663.52 and 8,600.04

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Solution

The fourth proportional to 14,972.56, 20,663.52 and 8,600.04 is: 11,868.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972.56 : 20,663.52 = 8,600.04 : x
  2. Step 2: Convert to fraction form
    14,972.56/20,663.52 = 8,600.04/x
  3. Step 3: Cross multiply
    14,972.56x = 20,663.52 × 8,600.04
  4. Step 4: Simplify right side
    14,972.56x = 177,707,098.54
  5. Step 5: Solve for x
    x = 177,707,098.54/14,972.56
  6. Step 6: Final answer
    x = 11,868.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.