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Finding the Fourth Proportional to 25,406.70, 38,002.05 and 22,793.10

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Solution

The fourth proportional to 25,406.70, 38,002.05 and 22,793.10 is: 34,092.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,406.70 : 38,002.05 = 22,793.10 : x
  2. Step 2: Convert to fraction form
    25,406.70/38,002.05 = 22,793.10/x
  3. Step 3: Cross multiply
    25,406.70x = 38,002.05 × 22,793.10
  4. Step 4: Simplify right side
    25,406.70x = 866,184,525.86
  5. Step 5: Solve for x
    x = 866,184,525.86/25,406.70
  6. Step 6: Final answer
    x = 34,092.76

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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.