Home / 51,562.50-77,344.08-19,976.06

Finding the Fourth Proportional to 51,562.50, 77,344.08 and 19,976.06

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Solution

The fourth proportional to 51,562.50, 77,344.08 and 19,976.06 is: 29,964.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,562.50 : 77,344.08 = 19,976.06 : x
  2. Step 2: Convert to fraction form
    51,562.50/77,344.08 = 19,976.06/x
  3. Step 3: Cross multiply
    51,562.50x = 77,344.08 × 19,976.06
  4. Step 4: Simplify right side
    51,562.50x = 1,545,029,982.72
  5. Step 5: Solve for x
    x = 1,545,029,982.72/51,562.50
  6. Step 6: Final answer
    x = 29,964.22

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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.