Home / 26,736.22-40,079.11-9,193.78

Finding the Fourth Proportional to 26,736.22, 40,079.11 and 9,193.78

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Solution

The fourth proportional to 26,736.22, 40,079.11 and 9,193.78 is: 13,782.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,736.22 : 40,079.11 = 9,193.78 : x
  2. Step 2: Convert to fraction form
    26,736.22/40,079.11 = 9,193.78/x
  3. Step 3: Cross multiply
    26,736.22x = 40,079.11 × 9,193.78
  4. Step 4: Simplify right side
    26,736.22x = 368,478,519.94
  5. Step 5: Solve for x
    x = 368,478,519.94/26,736.22
  6. Step 6: Final answer
    x = 13,782.00

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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.