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Finding the Fourth Proportional to 22,773.60, 34,157.52 and 7,192.80

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Solution

The fourth proportional to 22,773.60, 34,157.52 and 7,192.80 is: 10,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,773.60 : 34,157.52 = 7,192.80 : x
  2. Step 2: Convert to fraction form
    22,773.60/34,157.52 = 7,192.80/x
  3. Step 3: Cross multiply
    22,773.60x = 34,157.52 × 7,192.80
  4. Step 4: Simplify right side
    22,773.60x = 245,688,209.86
  5. Step 5: Solve for x
    x = 245,688,209.86/22,773.60
  6. Step 6: Final answer
    x = 10,788.29

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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.