Home / 23,728.76-32,744.38-13,117.76

Finding the Fourth Proportional to 23,728.76, 32,744.38 and 13,117.76

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Solution

The fourth proportional to 23,728.76, 32,744.38 and 13,117.76 is: 18,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.76 : 32,744.38 = 13,117.76 : x
  2. Step 2: Convert to fraction form
    23,728.76/32,744.38 = 13,117.76/x
  3. Step 3: Cross multiply
    23,728.76x = 32,744.38 × 13,117.76
  4. Step 4: Simplify right side
    23,728.76x = 429,532,918.19
  5. Step 5: Solve for x
    x = 429,532,918.19/23,728.76
  6. Step 6: Final answer
    x = 18,101.79

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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.