Home / 40,576.72-56,241.30-38,240.71

Finding the Fourth Proportional to 40,576.72, 56,241.30 and 38,240.71

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Solution

The fourth proportional to 40,576.72, 56,241.30 and 38,240.71 is: 53,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,576.72 : 56,241.30 = 38,240.71 : x
  2. Step 2: Convert to fraction form
    40,576.72/56,241.30 = 38,240.71/x
  3. Step 3: Cross multiply
    40,576.72x = 56,241.30 × 38,240.71
  4. Step 4: Simplify right side
    40,576.72x = 2,150,707,243.32
  5. Step 5: Solve for x
    x = 2,150,707,243.32/40,576.72
  6. Step 6: Final answer
    x = 53,003.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.