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Finding the Fourth Proportional to 25,492.71, 38,218.01 and 11,251.04

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Solution

The fourth proportional to 25,492.71, 38,218.01 and 11,251.04 is: 16,867.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,492.71 : 38,218.01 = 11,251.04 : x
  2. Step 2: Convert to fraction form
    25,492.71/38,218.01 = 11,251.04/x
  3. Step 3: Cross multiply
    25,492.71x = 38,218.01 × 11,251.04
  4. Step 4: Simplify right side
    25,492.71x = 429,992,398.52
  5. Step 5: Solve for x
    x = 429,992,398.52/25,492.71
  6. Step 6: Final answer
    x = 16,867.27

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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.