Home / 24,780.06-34,195.56-13,449.31

Finding the Fourth Proportional to 24,780.06, 34,195.56 and 13,449.31

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Solution

The fourth proportional to 24,780.06, 34,195.56 and 13,449.31 is: 18,559.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,780.06 : 34,195.56 = 13,449.31 : x
  2. Step 2: Convert to fraction form
    24,780.06/34,195.56 = 13,449.31/x
  3. Step 3: Cross multiply
    24,780.06x = 34,195.56 × 13,449.31
  4. Step 4: Simplify right side
    24,780.06x = 459,906,687.65
  5. Step 5: Solve for x
    x = 459,906,687.65/24,780.06
  6. Step 6: Final answer
    x = 18,559.55

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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.