Home / 23,424.38-35,131.32-6,780.80

Finding the Fourth Proportional to 23,424.38, 35,131.32 and 6,780.80

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Solution

The fourth proportional to 23,424.38, 35,131.32 and 6,780.80 is: 10,169.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,424.38 : 35,131.32 = 6,780.80 : x
  2. Step 2: Convert to fraction form
    23,424.38/35,131.32 = 6,780.80/x
  3. Step 3: Cross multiply
    23,424.38x = 35,131.32 × 6,780.80
  4. Step 4: Simplify right side
    23,424.38x = 238,218,454.66
  5. Step 5: Solve for x
    x = 238,218,454.66/23,424.38
  6. Step 6: Final answer
    x = 10,169.68

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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.