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Finding the Fourth Proportional to 23,731.76, 32,751.23 and 13,659.95

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Solution

The fourth proportional to 23,731.76, 32,751.23 and 13,659.95 is: 18,851.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,731.76 : 32,751.23 = 13,659.95 : x
  2. Step 2: Convert to fraction form
    23,731.76/32,751.23 = 13,659.95/x
  3. Step 3: Cross multiply
    23,731.76x = 32,751.23 × 13,659.95
  4. Step 4: Simplify right side
    23,731.76x = 447,380,164.24
  5. Step 5: Solve for x
    x = 447,380,164.24/23,731.76
  6. Step 6: Final answer
    x = 18,851.54

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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.