Home / 40,245.03-55,535.51-22,340.03

Finding the Fourth Proportional to 40,245.03, 55,535.51 and 22,340.03

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Solution

The fourth proportional to 40,245.03, 55,535.51 and 22,340.03 is: 30,827.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.03 : 55,535.51 = 22,340.03 : x
  2. Step 2: Convert to fraction form
    40,245.03/55,535.51 = 22,340.03/x
  3. Step 3: Cross multiply
    40,245.03x = 55,535.51 × 22,340.03
  4. Step 4: Simplify right side
    40,245.03x = 1,240,664,737.64
  5. Step 5: Solve for x
    x = 1,240,664,737.64/40,245.03
  6. Step 6: Final answer
    x = 30,827.78

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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.