Home / 15,024.32-20,732.28-8,737.04

Finding the Fourth Proportional to 15,024.32, 20,732.28 and 8,737.04

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Solution

The fourth proportional to 15,024.32, 20,732.28 and 8,737.04 is: 12,056.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.32 : 20,732.28 = 8,737.04 : x
  2. Step 2: Convert to fraction form
    15,024.32/20,732.28 = 8,737.04/x
  3. Step 3: Cross multiply
    15,024.32x = 20,732.28 × 8,737.04
  4. Step 4: Simplify right side
    15,024.32x = 181,138,759.65
  5. Step 5: Solve for x
    x = 181,138,759.65/15,024.32
  6. Step 6: Final answer
    x = 12,056.37

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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.