Home / 16,747.09-23,110.38-9,479.02

Finding the Fourth Proportional to 16,747.09, 23,110.38 and 9,479.02

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Solution

The fourth proportional to 16,747.09, 23,110.38 and 9,479.02 is: 13,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.09 : 23,110.38 = 9,479.02 : x
  2. Step 2: Convert to fraction form
    16,747.09/23,110.38 = 9,479.02/x
  3. Step 3: Cross multiply
    16,747.09x = 23,110.38 × 9,479.02
  4. Step 4: Simplify right side
    16,747.09x = 219,063,812.00
  5. Step 5: Solve for x
    x = 219,063,812.00/16,747.09
  6. Step 6: Final answer
    x = 13,080.71

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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.