Home / 15,545.50-23,321.94-5,157.26

Finding the Fourth Proportional to 15,545.50, 23,321.94 and 5,157.26

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Solution

The fourth proportional to 15,545.50, 23,321.94 and 5,157.26 is: 7,737.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.50 : 23,321.94 = 5,157.26 : x
  2. Step 2: Convert to fraction form
    15,545.50/23,321.94 = 5,157.26/x
  3. Step 3: Cross multiply
    15,545.50x = 23,321.94 × 5,157.26
  4. Step 4: Simplify right side
    15,545.50x = 120,277,308.28
  5. Step 5: Solve for x
    x = 120,277,308.28/15,545.50
  6. Step 6: Final answer
    x = 7,737.11

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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.