Home / 25,013.82-34,531.62-19,335.76

Finding the Fourth Proportional to 25,013.82, 34,531.62 and 19,335.76

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Solution

The fourth proportional to 25,013.82, 34,531.62 and 19,335.76 is: 26,693.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,013.82 : 34,531.62 = 19,335.76 : x
  2. Step 2: Convert to fraction form
    25,013.82/34,531.62 = 19,335.76/x
  3. Step 3: Cross multiply
    25,013.82x = 34,531.62 × 19,335.76
  4. Step 4: Simplify right side
    25,013.82x = 667,695,116.73
  5. Step 5: Solve for x
    x = 667,695,116.73/25,013.82
  6. Step 6: Final answer
    x = 26,693.05

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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.