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Finding the Fourth Proportional to 25,852.35, 38,747.17 and 11,793.12

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Solution

The fourth proportional to 25,852.35, 38,747.17 and 11,793.12 is: 17,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,852.35 : 38,747.17 = 11,793.12 : x
  2. Step 2: Convert to fraction form
    25,852.35/38,747.17 = 11,793.12/x
  3. Step 3: Cross multiply
    25,852.35x = 38,747.17 × 11,793.12
  4. Step 4: Simplify right side
    25,852.35x = 456,950,025.47
  5. Step 5: Solve for x
    x = 456,950,025.47/25,852.35
  6. Step 6: Final answer
    x = 17,675.38

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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.