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Finding the Fourth Proportional to 25,462.92, 38,187 and 10,671.44

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Solution

The fourth proportional to 25,462.92, 38,187 and 10,671.44 is: 16,004.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,462.92 : 38,187 = 10,671.44 : x
  2. Step 2: Convert to fraction form
    25,462.92/38,187 = 10,671.44/x
  3. Step 3: Cross multiply
    25,462.92x = 38,187 × 10,671.44
  4. Step 4: Simplify right side
    25,462.92x = 407,510,279.28
  5. Step 5: Solve for x
    x = 407,510,279.28/25,462.92
  6. Step 6: Final answer
    x = 16,004.07

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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.