Home / 25,431.92-38,158.32-11,193.04

Finding the Fourth Proportional to 25,431.92, 38,158.32 and 11,193.04

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Solution

The fourth proportional to 25,431.92, 38,158.32 and 11,193.04 is: 16,794.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,431.92 : 38,158.32 = 11,193.04 : x
  2. Step 2: Convert to fraction form
    25,431.92/38,158.32 = 11,193.04/x
  3. Step 3: Cross multiply
    25,431.92x = 38,158.32 × 11,193.04
  4. Step 4: Simplify right side
    25,431.92x = 427,107,602.09
  5. Step 5: Solve for x
    x = 427,107,602.09/25,431.92
  6. Step 6: Final answer
    x = 16,794.15

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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.