Home / 51,127.23-76,701.22-21,545.06

Finding the Fourth Proportional to 51,127.23, 76,701.22 and 21,545.06

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Solution

The fourth proportional to 51,127.23, 76,701.22 and 21,545.06 is: 32,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127.23 : 76,701.22 = 21,545.06 : x
  2. Step 2: Convert to fraction form
    51,127.23/76,701.22 = 21,545.06/x
  3. Step 3: Cross multiply
    51,127.23x = 76,701.22 × 21,545.06
  4. Step 4: Simplify right side
    51,127.23x = 1,652,531,949.60
  5. Step 5: Solve for x
    x = 1,652,531,949.60/51,127.23
  6. Step 6: Final answer
    x = 32,321.95

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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.