Home / 23,255.91-32,091.84-12,645.54

Finding the Fourth Proportional to 23,255.91, 32,091.84 and 12,645.54

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Solution

The fourth proportional to 23,255.91, 32,091.84 and 12,645.54 is: 17,450.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,255.91 : 32,091.84 = 12,645.54 : x
  2. Step 2: Convert to fraction form
    23,255.91/32,091.84 = 12,645.54/x
  3. Step 3: Cross multiply
    23,255.91x = 32,091.84 × 12,645.54
  4. Step 4: Simplify right side
    23,255.91x = 405,818,646.39
  5. Step 5: Solve for x
    x = 405,818,646.39/23,255.91
  6. Step 6: Final answer
    x = 17,450.13

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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.