Home / 22,780.80-34,169.28-7,196.16

Finding the Fourth Proportional to 22,780.80, 34,169.28 and 7,196.16

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Solution

The fourth proportional to 22,780.80, 34,169.28 and 7,196.16 is: 10,793.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,780.80 : 34,169.28 = 7,196.16 : x
  2. Step 2: Convert to fraction form
    22,780.80/34,169.28 = 7,196.16/x
  3. Step 3: Cross multiply
    22,780.80x = 34,169.28 × 7,196.16
  4. Step 4: Simplify right side
    22,780.80x = 245,887,605.96
  5. Step 5: Solve for x
    x = 245,887,605.96/22,780.80
  6. Step 6: Final answer
    x = 10,793.63

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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.