Home / 26,750.46-40,187.21-18,871.11

Finding the Fourth Proportional to 26,750.46, 40,187.21 and 18,871.11

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Solution

The fourth proportional to 26,750.46, 40,187.21 and 18,871.11 is: 28,350.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,750.46 : 40,187.21 = 18,871.11 : x
  2. Step 2: Convert to fraction form
    26,750.46/40,187.21 = 18,871.11/x
  3. Step 3: Cross multiply
    26,750.46x = 40,187.21 × 18,871.11
  4. Step 4: Simplify right side
    26,750.46x = 758,377,260.50
  5. Step 5: Solve for x
    x = 758,377,260.50/26,750.46
  6. Step 6: Final answer
    x = 28,350.06

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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.