Home / 55,144.45-82,717.76-15,702.58

Finding the Fourth Proportional to 55,144.45, 82,717.76 and 15,702.58

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Solution

The fourth proportional to 55,144.45, 82,717.76 and 15,702.58 is: 23,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,144.45 : 82,717.76 = 15,702.58 : x
  2. Step 2: Convert to fraction form
    55,144.45/82,717.76 = 15,702.58/x
  3. Step 3: Cross multiply
    55,144.45x = 82,717.76 × 15,702.58
  4. Step 4: Simplify right side
    55,144.45x = 1,298,882,243.82
  5. Step 5: Solve for x
    x = 1,298,882,243.82/55,144.45
  6. Step 6: Final answer
    x = 23,554.18

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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.