Home / 62,489.76-93,715.19-18,119.58

Finding the Fourth Proportional to 62,489.76, 93,715.19 and 18,119.58

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Solution

The fourth proportional to 62,489.76, 93,715.19 and 18,119.58 is: 27,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,489.76 : 93,715.19 = 18,119.58 : x
  2. Step 2: Convert to fraction form
    62,489.76/93,715.19 = 18,119.58/x
  3. Step 3: Cross multiply
    62,489.76x = 93,715.19 × 18,119.58
  4. Step 4: Simplify right side
    62,489.76x = 1,698,079,791.82
  5. Step 5: Solve for x
    x = 1,698,079,791.82/62,489.76
  6. Step 6: Final answer
    x = 27,173.73

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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.