Home / 61,586.13-84,932.19-38,885.88

Finding the Fourth Proportional to 61,586.13, 84,932.19 and 38,885.88

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Solution

The fourth proportional to 61,586.13, 84,932.19 and 38,885.88 is: 53,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,586.13 : 84,932.19 = 38,885.88 : x
  2. Step 2: Convert to fraction form
    61,586.13/84,932.19 = 38,885.88/x
  3. Step 3: Cross multiply
    61,586.13x = 84,932.19 × 38,885.88
  4. Step 4: Simplify right side
    61,586.13x = 3,302,662,948.48
  5. Step 5: Solve for x
    x = 3,302,662,948.48/61,586.13
  6. Step 6: Final answer
    x = 53,626.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.