Home / 40,331.75-60,399-34,820.51

Finding the Fourth Proportional to 40,331.75, 60,399 and 34,820.51

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Solution

The fourth proportional to 40,331.75, 60,399 and 34,820.51 is: 52,145.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331.75 : 60,399 = 34,820.51 : x
  2. Step 2: Convert to fraction form
    40,331.75/60,399 = 34,820.51/x
  3. Step 3: Cross multiply
    40,331.75x = 60,399 × 34,820.51
  4. Step 4: Simplify right side
    40,331.75x = 2,103,123,681.50
  5. Step 5: Solve for x
    x = 2,103,123,681.50/40,331.75
  6. Step 6: Final answer
    x = 52,145.62

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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.