Home / 16,750.20-23,115.11-9,196.50

Finding the Fourth Proportional to 16,750.20, 23,115.11 and 9,196.50

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Solution

The fourth proportional to 16,750.20, 23,115.11 and 9,196.50 is: 12,691.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,750.20 : 23,115.11 = 9,196.50 : x
  2. Step 2: Convert to fraction form
    16,750.20/23,115.11 = 9,196.50/x
  3. Step 3: Cross multiply
    16,750.20x = 23,115.11 × 9,196.50
  4. Step 4: Simplify right side
    16,750.20x = 212,578,063.13
  5. Step 5: Solve for x
    x = 212,578,063.13/16,750.20
  6. Step 6: Final answer
    x = 12,691.08

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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.