Home / 23,217.51-34,841.31-8,425.15

Finding the Fourth Proportional to 23,217.51, 34,841.31 and 8,425.15

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Solution

The fourth proportional to 23,217.51, 34,841.31 and 8,425.15 is: 12,643.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217.51 : 34,841.31 = 8,425.15 : x
  2. Step 2: Convert to fraction form
    23,217.51/34,841.31 = 8,425.15/x
  3. Step 3: Cross multiply
    23,217.51x = 34,841.31 × 8,425.15
  4. Step 4: Simplify right side
    23,217.51x = 293,543,262.95
  5. Step 5: Solve for x
    x = 293,543,262.95/23,217.51
  6. Step 6: Final answer
    x = 12,643.18

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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.