Home / 40,241.28-60,338.88-15,588.48

Finding the Fourth Proportional to 40,241.28, 60,338.88 and 15,588.48

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Solution

The fourth proportional to 40,241.28, 60,338.88 and 15,588.48 is: 23,373.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,241.28 : 60,338.88 = 15,588.48 : x
  2. Step 2: Convert to fraction form
    40,241.28/60,338.88 = 15,588.48/x
  3. Step 3: Cross multiply
    40,241.28x = 60,338.88 × 15,588.48
  4. Step 4: Simplify right side
    40,241.28x = 940,591,424.10
  5. Step 5: Solve for x
    x = 940,591,424.10/40,241.28
  6. Step 6: Final answer
    x = 23,373.79

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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.