Home / 24,920.16-34,356.82-20,134.76

Finding the Fourth Proportional to 24,920.16, 34,356.82 and 20,134.76

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Solution

The fourth proportional to 24,920.16, 34,356.82 and 20,134.76 is: 27,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,920.16 : 34,356.82 = 20,134.76 : x
  2. Step 2: Convert to fraction form
    24,920.16/34,356.82 = 20,134.76/x
  3. Step 3: Cross multiply
    24,920.16x = 34,356.82 × 20,134.76
  4. Step 4: Simplify right side
    24,920.16x = 691,766,325.06
  5. Step 5: Solve for x
    x = 691,766,325.06/24,920.16
  6. Step 6: Final answer
    x = 27,759.31

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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.