Home / 23,729.28-32,743.56-13,117.44

Finding the Fourth Proportional to 23,729.28, 32,743.56 and 13,117.44

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Solution

The fourth proportional to 23,729.28, 32,743.56 and 13,117.44 is: 18,100.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,729.28 : 32,743.56 = 13,117.44 : x
  2. Step 2: Convert to fraction form
    23,729.28/32,743.56 = 13,117.44/x
  3. Step 3: Cross multiply
    23,729.28x = 32,743.56 × 13,117.44
  4. Step 4: Simplify right side
    23,729.28x = 429,511,683.69
  5. Step 5: Solve for x
    x = 429,511,683.69/23,729.28
  6. Step 6: Final answer
    x = 18,100.49

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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.