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Finding the Fourth Proportional to 22,975.70, 34,463.55 and 9,124.70

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Solution

The fourth proportional to 22,975.70, 34,463.55 and 9,124.70 is: 13,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,975.70 : 34,463.55 = 9,124.70 : x
  2. Step 2: Convert to fraction form
    22,975.70/34,463.55 = 9,124.70/x
  3. Step 3: Cross multiply
    22,975.70x = 34,463.55 × 9,124.70
  4. Step 4: Simplify right side
    22,975.70x = 314,469,554.69
  5. Step 5: Solve for x
    x = 314,469,554.69/22,975.70
  6. Step 6: Final answer
    x = 13,687.05

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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.