Home / 26,630.22-39,945.32-9,100.20

Finding the Fourth Proportional to 26,630.22, 39,945.32 and 9,100.20

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Solution

The fourth proportional to 26,630.22, 39,945.32 and 9,100.20 is: 13,650.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.22 : 39,945.32 = 9,100.20 : x
  2. Step 2: Convert to fraction form
    26,630.22/39,945.32 = 9,100.20/x
  3. Step 3: Cross multiply
    26,630.22x = 39,945.32 × 9,100.20
  4. Step 4: Simplify right side
    26,630.22x = 363,510,401.06
  5. Step 5: Solve for x
    x = 363,510,401.06/26,630.22
  6. Step 6: Final answer
    x = 13,650.30

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Similar ratio
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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.