Home / 16,944.15-23,382.99-9,390.61

Finding the Fourth Proportional to 16,944.15, 23,382.99 and 9,390.61

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Solution

The fourth proportional to 16,944.15, 23,382.99 and 9,390.61 is: 12,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,944.15 : 23,382.99 = 9,390.61 : x
  2. Step 2: Convert to fraction form
    16,944.15/23,382.99 = 9,390.61/x
  3. Step 3: Cross multiply
    16,944.15x = 23,382.99 × 9,390.61
  4. Step 4: Simplify right side
    16,944.15x = 219,580,568.95
  5. Step 5: Solve for x
    x = 219,580,568.95/16,944.15
  6. Step 6: Final answer
    x = 12,959.08

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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.