Home / 16,731.32-25,103.13-6,867.95

Finding the Fourth Proportional to 16,731.32, 25,103.13 and 6,867.95

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Solution

The fourth proportional to 16,731.32, 25,103.13 and 6,867.95 is: 10,304.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,731.32 : 25,103.13 = 6,867.95 : x
  2. Step 2: Convert to fraction form
    16,731.32/25,103.13 = 6,867.95/x
  3. Step 3: Cross multiply
    16,731.32x = 25,103.13 × 6,867.95
  4. Step 4: Simplify right side
    16,731.32x = 172,407,041.68
  5. Step 5: Solve for x
    x = 172,407,041.68/16,731.32
  6. Step 6: Final answer
    x = 10,304.45

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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.