Home / 23,720.32-32,733.78-13,109.97

Finding the Fourth Proportional to 23,720.32, 32,733.78 and 13,109.97

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Solution

The fourth proportional to 23,720.32, 32,733.78 and 13,109.97 is: 18,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,720.32 : 32,733.78 = 13,109.97 : x
  2. Step 2: Convert to fraction form
    23,720.32/32,733.78 = 13,109.97/x
  3. Step 3: Cross multiply
    23,720.32x = 32,733.78 × 13,109.97
  4. Step 4: Simplify right side
    23,720.32x = 429,138,873.79
  5. Step 5: Solve for x
    x = 429,138,873.79/23,720.32
  6. Step 6: Final answer
    x = 18,091.61

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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.