Home / 23,691.15-35,538.60-13,831.41

Finding the Fourth Proportional to 23,691.15, 35,538.60 and 13,831.41

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Solution

The fourth proportional to 23,691.15, 35,538.60 and 13,831.41 is: 20,748.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,691.15 : 35,538.60 = 13,831.41 : x
  2. Step 2: Convert to fraction form
    23,691.15/35,538.60 = 13,831.41/x
  3. Step 3: Cross multiply
    23,691.15x = 35,538.60 × 13,831.41
  4. Step 4: Simplify right side
    23,691.15x = 491,548,947.43
  5. Step 5: Solve for x
    x = 491,548,947.43/23,691.15
  6. Step 6: Final answer
    x = 20,748.21

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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.