Home / 25,335.66-34,954.68-16,394.47

Finding the Fourth Proportional to 25,335.66, 34,954.68 and 16,394.47

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Solution

The fourth proportional to 25,335.66, 34,954.68 and 16,394.47 is: 22,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,335.66 : 34,954.68 = 16,394.47 : x
  2. Step 2: Convert to fraction form
    25,335.66/34,954.68 = 16,394.47/x
  3. Step 3: Cross multiply
    25,335.66x = 34,954.68 × 16,394.47
  4. Step 4: Simplify right side
    25,335.66x = 573,063,452.62
  5. Step 5: Solve for x
    x = 573,063,452.62/25,335.66
  6. Step 6: Final answer
    x = 22,618.85

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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.