Home / 26,734.59-40,111.20-11,945.07

Finding the Fourth Proportional to 26,734.59, 40,111.20 and 11,945.07

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Solution

The fourth proportional to 26,734.59, 40,111.20 and 11,945.07 is: 17,921.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.59 : 40,111.20 = 11,945.07 : x
  2. Step 2: Convert to fraction form
    26,734.59/40,111.20 = 11,945.07/x
  3. Step 3: Cross multiply
    26,734.59x = 40,111.20 × 11,945.07
  4. Step 4: Simplify right side
    26,734.59x = 479,131,091.78
  5. Step 5: Solve for x
    x = 479,131,091.78/26,734.59
  6. Step 6: Final answer
    x = 17,921.77

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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.