Home / 24,891.40-34,335.66-15,935.68

Finding the Fourth Proportional to 24,891.40, 34,335.66 and 15,935.68

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Solution

The fourth proportional to 24,891.40, 34,335.66 and 15,935.68 is: 21,981.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,891.40 : 34,335.66 = 15,935.68 : x
  2. Step 2: Convert to fraction form
    24,891.40/34,335.66 = 15,935.68/x
  3. Step 3: Cross multiply
    24,891.40x = 34,335.66 × 15,935.68
  4. Step 4: Simplify right side
    24,891.40x = 547,162,090.35
  5. Step 5: Solve for x
    x = 547,162,090.35/24,891.40
  6. Step 6: Final answer
    x = 21,981.97

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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.