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Finding the Fourth Proportional to 22,982.94, 34,474.68 and 7,400.70

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Solution

The fourth proportional to 22,982.94, 34,474.68 and 7,400.70 is: 11,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,982.94 : 34,474.68 = 7,400.70 : x
  2. Step 2: Convert to fraction form
    22,982.94/34,474.68 = 7,400.70/x
  3. Step 3: Cross multiply
    22,982.94x = 34,474.68 × 7,400.70
  4. Step 4: Simplify right side
    22,982.94x = 255,136,764.28
  5. Step 5: Solve for x
    x = 255,136,764.28/22,982.94
  6. Step 6: Final answer
    x = 11,101.14

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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.