Home / 26,122.40-39,186.34-8,593.60

Finding the Fourth Proportional to 26,122.40, 39,186.34 and 8,593.60

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Solution

The fourth proportional to 26,122.40, 39,186.34 and 8,593.60 is: 12,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.40 : 39,186.34 = 8,593.60 : x
  2. Step 2: Convert to fraction form
    26,122.40/39,186.34 = 8,593.60/x
  3. Step 3: Cross multiply
    26,122.40x = 39,186.34 × 8,593.60
  4. Step 4: Simplify right side
    26,122.40x = 336,751,731.42
  5. Step 5: Solve for x
    x = 336,751,731.42/26,122.40
  6. Step 6: Final answer
    x = 12,891.30

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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.