Home / 25,669.26-38,481.39-12,335.58

Finding the Fourth Proportional to 25,669.26, 38,481.39 and 12,335.58

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Solution

The fourth proportional to 25,669.26, 38,481.39 and 12,335.58 is: 18,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.26 : 38,481.39 = 12,335.58 : x
  2. Step 2: Convert to fraction form
    25,669.26/38,481.39 = 12,335.58/x
  3. Step 3: Cross multiply
    25,669.26x = 38,481.39 × 12,335.58
  4. Step 4: Simplify right side
    25,669.26x = 474,690,264.86
  5. Step 5: Solve for x
    x = 474,690,264.86/25,669.26
  6. Step 6: Final answer
    x = 18,492.56

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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.