Home / 17,917.85-24,725.56-9,959.80

Finding the Fourth Proportional to 17,917.85, 24,725.56 and 9,959.80

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Solution

The fourth proportional to 17,917.85, 24,725.56 and 9,959.80 is: 13,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.85 : 24,725.56 = 9,959.80 : x
  2. Step 2: Convert to fraction form
    17,917.85/24,725.56 = 9,959.80/x
  3. Step 3: Cross multiply
    17,917.85x = 24,725.56 × 9,959.80
  4. Step 4: Simplify right side
    17,917.85x = 246,261,632.49
  5. Step 5: Solve for x
    x = 246,261,632.49/17,917.85
  6. Step 6: Final answer
    x = 13,743.93

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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.