Home / 25,063.27-34,508.41-21,278.95

Finding the Fourth Proportional to 25,063.27, 34,508.41 and 21,278.95

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Solution

The fourth proportional to 25,063.27, 34,508.41 and 21,278.95 is: 29,297.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,063.27 : 34,508.41 = 21,278.95 : x
  2. Step 2: Convert to fraction form
    25,063.27/34,508.41 = 21,278.95/x
  3. Step 3: Cross multiply
    25,063.27x = 34,508.41 × 21,278.95
  4. Step 4: Simplify right side
    25,063.27x = 734,302,730.97
  5. Step 5: Solve for x
    x = 734,302,730.97/25,063.27
  6. Step 6: Final answer
    x = 29,297.96

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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.