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Finding the Fourth Proportional to 22,995.79, 34,493.91 and 12,601.87

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Solution

The fourth proportional to 22,995.79, 34,493.91 and 12,601.87 is: 18,902.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.79 : 34,493.91 = 12,601.87 : x
  2. Step 2: Convert to fraction form
    22,995.79/34,493.91 = 12,601.87/x
  3. Step 3: Cross multiply
    22,995.79x = 34,493.91 × 12,601.87
  4. Step 4: Simplify right side
    22,995.79x = 434,687,769.61
  5. Step 5: Solve for x
    x = 434,687,769.61/22,995.79
  6. Step 6: Final answer
    x = 18,902.93

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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.