Home / 23,728.60-32,744.64-13,117.96

Finding the Fourth Proportional to 23,728.60, 32,744.64 and 13,117.96

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Solution

The fourth proportional to 23,728.60, 32,744.64 and 13,117.96 is: 18,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.60 : 32,744.64 = 13,117.96 : x
  2. Step 2: Convert to fraction form
    23,728.60/32,744.64 = 13,117.96/x
  3. Step 3: Cross multiply
    23,728.60x = 32,744.64 × 13,117.96
  4. Step 4: Simplify right side
    23,728.60x = 429,542,877.73
  5. Step 5: Solve for x
    x = 429,542,877.73/23,728.60
  6. Step 6: Final answer
    x = 18,102.33

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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.