Home / 25,257.42-34,818.66-18,531.18

Finding the Fourth Proportional to 25,257.42, 34,818.66 and 18,531.18

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Solution

The fourth proportional to 25,257.42, 34,818.66 and 18,531.18 is: 25,546.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,257.42 : 34,818.66 = 18,531.18 : x
  2. Step 2: Convert to fraction form
    25,257.42/34,818.66 = 18,531.18/x
  3. Step 3: Cross multiply
    25,257.42x = 34,818.66 × 18,531.18
  4. Step 4: Simplify right side
    25,257.42x = 645,230,855.82
  5. Step 5: Solve for x
    x = 645,230,855.82/25,257.42
  6. Step 6: Final answer
    x = 25,546.19

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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.