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Finding the Fourth Proportional to 16,922.48, 25,407.02 and 8,608.13

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Solution

The fourth proportional to 16,922.48, 25,407.02 and 8,608.13 is: 12,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922.48 : 25,407.02 = 8,608.13 : x
  2. Step 2: Convert to fraction form
    16,922.48/25,407.02 = 8,608.13/x
  3. Step 3: Cross multiply
    16,922.48x = 25,407.02 × 8,608.13
  4. Step 4: Simplify right side
    16,922.48x = 218,706,782.52
  5. Step 5: Solve for x
    x = 218,706,782.52/16,922.48
  6. Step 6: Final answer
    x = 12,924.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.