Home / 16,194.72-22,347.45-9,479.46

Finding the Fourth Proportional to 16,194.72, 22,347.45 and 9,479.46

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Solution

The fourth proportional to 16,194.72, 22,347.45 and 9,479.46 is: 13,080.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,194.72 : 22,347.45 = 9,479.46 : x
  2. Step 2: Convert to fraction form
    16,194.72/22,347.45 = 9,479.46/x
  3. Step 3: Cross multiply
    16,194.72x = 22,347.45 × 9,479.46
  4. Step 4: Simplify right side
    16,194.72x = 211,841,758.38
  5. Step 5: Solve for x
    x = 211,841,758.38/16,194.72
  6. Step 6: Final answer
    x = 13,080.92

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Half scale
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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.