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Finding the Fourth Proportional to 23,659.90, 32,650.90 and 13,049.92

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Solution

The fourth proportional to 23,659.90, 32,650.90 and 13,049.92 is: 18,009.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,659.90 : 32,650.90 = 13,049.92 : x
  2. Step 2: Convert to fraction form
    23,659.90/32,650.90 = 13,049.92/x
  3. Step 3: Cross multiply
    23,659.90x = 32,650.90 × 13,049.92
  4. Step 4: Simplify right side
    23,659.90x = 426,091,632.93
  5. Step 5: Solve for x
    x = 426,091,632.93/23,659.90
  6. Step 6: Final answer
    x = 18,009.02

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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.