Home / 40,273.61-60,447.31-21,574.76

Finding the Fourth Proportional to 40,273.61, 60,447.31 and 21,574.76

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Solution

The fourth proportional to 40,273.61, 60,447.31 and 21,574.76 is: 32,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.61 : 60,447.31 = 21,574.76 : x
  2. Step 2: Convert to fraction form
    40,273.61/60,447.31 = 21,574.76/x
  3. Step 3: Cross multiply
    40,273.61x = 60,447.31 × 21,574.76
  4. Step 4: Simplify right side
    40,273.61x = 1,304,135,971.08
  5. Step 5: Solve for x
    x = 1,304,135,971.08/40,273.61
  6. Step 6: Final answer
    x = 32,381.90

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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.