Home / 16,479.12-24,717.60-7,118.88

Finding the Fourth Proportional to 16,479.12, 24,717.60 and 7,118.88

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Solution

The fourth proportional to 16,479.12, 24,717.60 and 7,118.88 is: 10,677.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.12 : 24,717.60 = 7,118.88 : x
  2. Step 2: Convert to fraction form
    16,479.12/24,717.60 = 7,118.88/x
  3. Step 3: Cross multiply
    16,479.12x = 24,717.60 × 7,118.88
  4. Step 4: Simplify right side
    16,479.12x = 175,961,628.29
  5. Step 5: Solve for x
    x = 175,961,628.29/16,479.12
  6. Step 6: Final answer
    x = 10,677.85

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1.5x scale

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.