Home / 26,734.76-36,868.72-19,943.78

Finding the Fourth Proportional to 26,734.76, 36,868.72 and 19,943.78

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Solution

The fourth proportional to 26,734.76, 36,868.72 and 19,943.78 is: 27,503.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.76 : 36,868.72 = 19,943.78 : x
  2. Step 2: Convert to fraction form
    26,734.76/36,868.72 = 19,943.78/x
  3. Step 3: Cross multiply
    26,734.76x = 36,868.72 × 19,943.78
  4. Step 4: Simplify right side
    26,734.76x = 735,301,640.56
  5. Step 5: Solve for x
    x = 735,301,640.56/26,734.76
  6. Step 6: Final answer
    x = 27,503.58

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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.