Home / 49,895.42-74,881.19-18,335.39

Finding the Fourth Proportional to 49,895.42, 74,881.19 and 18,335.39

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Solution

The fourth proportional to 49,895.42, 74,881.19 and 18,335.39 is: 27,517.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,895.42 : 74,881.19 = 18,335.39 : x
  2. Step 2: Convert to fraction form
    49,895.42/74,881.19 = 18,335.39/x
  3. Step 3: Cross multiply
    49,895.42x = 74,881.19 × 18,335.39
  4. Step 4: Simplify right side
    49,895.42x = 1,372,975,493.75
  5. Step 5: Solve for x
    x = 1,372,975,493.75/49,895.42
  6. Step 6: Final answer
    x = 27,517.07

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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.