Home / 30,926.97-42,679.23-17,497.95

Finding the Fourth Proportional to 30,926.97, 42,679.23 and 17,497.95

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Solution

The fourth proportional to 30,926.97, 42,679.23 and 17,497.95 is: 24,147.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,926.97 : 42,679.23 = 17,497.95 : x
  2. Step 2: Convert to fraction form
    30,926.97/42,679.23 = 17,497.95/x
  3. Step 3: Cross multiply
    30,926.97x = 42,679.23 × 17,497.95
  4. Step 4: Simplify right side
    30,926.97x = 746,799,032.58
  5. Step 5: Solve for x
    x = 746,799,032.58/30,926.97
  6. Step 6: Final answer
    x = 24,147.18

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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.