Home / 40,003.88-55,210.21-23,236.88

Finding the Fourth Proportional to 40,003.88, 55,210.21 and 23,236.88

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Solution

The fourth proportional to 40,003.88, 55,210.21 and 23,236.88 is: 32,069.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,003.88 : 55,210.21 = 23,236.88 : x
  2. Step 2: Convert to fraction form
    40,003.88/55,210.21 = 23,236.88/x
  3. Step 3: Cross multiply
    40,003.88x = 55,210.21 × 23,236.88
  4. Step 4: Simplify right side
    40,003.88x = 1,282,912,690.40
  5. Step 5: Solve for x
    x = 1,282,912,690.40/40,003.88
  6. Step 6: Final answer
    x = 32,069.71

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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.