Home / 26,005.76-38,932.48-16,115.20

Finding the Fourth Proportional to 26,005.76, 38,932.48 and 16,115.20

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Solution

The fourth proportional to 26,005.76, 38,932.48 and 16,115.20 is: 24,125.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,005.76 : 38,932.48 = 16,115.20 : x
  2. Step 2: Convert to fraction form
    26,005.76/38,932.48 = 16,115.20/x
  3. Step 3: Cross multiply
    26,005.76x = 38,932.48 × 16,115.20
  4. Step 4: Simplify right side
    26,005.76x = 627,404,701.70
  5. Step 5: Solve for x
    x = 627,404,701.70/26,005.76
  6. Step 6: Final answer
    x = 24,125.61

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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.