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Finding the Fourth Proportional to 22,753.50, 34,112.94 and 12,350.94

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Solution

The fourth proportional to 22,753.50, 34,112.94 and 12,350.94 is: 18,517.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753.50 : 34,112.94 = 12,350.94 : x
  2. Step 2: Convert to fraction form
    22,753.50/34,112.94 = 12,350.94/x
  3. Step 3: Cross multiply
    22,753.50x = 34,112.94 × 12,350.94
  4. Step 4: Simplify right side
    22,753.50x = 421,326,875.16
  5. Step 5: Solve for x
    x = 421,326,875.16/22,753.50
  6. Step 6: Final answer
    x = 18,517.01

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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.