Home / 24,745.78-34,104.56-18,020.76

Finding the Fourth Proportional to 24,745.78, 34,104.56 and 18,020.76

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Solution

The fourth proportional to 24,745.78, 34,104.56 and 18,020.76 is: 24,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,745.78 : 34,104.56 = 18,020.76 : x
  2. Step 2: Convert to fraction form
    24,745.78/34,104.56 = 18,020.76/x
  3. Step 3: Cross multiply
    24,745.78x = 34,104.56 × 18,020.76
  4. Step 4: Simplify right side
    24,745.78x = 614,589,830.04
  5. Step 5: Solve for x
    x = 614,589,830.04/24,745.78
  6. Step 6: Final answer
    x = 24,836.15

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.