Home / 23,734.60-32,751.44-13,122.78

Finding the Fourth Proportional to 23,734.60, 32,751.44 and 13,122.78

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Solution

The fourth proportional to 23,734.60, 32,751.44 and 13,122.78 is: 18,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,734.60 : 32,751.44 = 13,122.78 : x
  2. Step 2: Convert to fraction form
    23,734.60/32,751.44 = 13,122.78/x
  3. Step 3: Cross multiply
    23,734.60x = 32,751.44 × 13,122.78
  4. Step 4: Simplify right side
    23,734.60x = 429,789,941.80
  5. Step 5: Solve for x
    x = 429,789,941.80/23,734.60
  6. Step 6: Final answer
    x = 18,108.16

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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.