Home / 51,826.62-77,734.80-18,545.34

Finding the Fourth Proportional to 51,826.62, 77,734.80 and 18,545.34

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Solution

The fourth proportional to 51,826.62, 77,734.80 and 18,545.34 is: 27,816.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,826.62 : 77,734.80 = 18,545.34 : x
  2. Step 2: Convert to fraction form
    51,826.62/77,734.80 = 18,545.34/x
  3. Step 3: Cross multiply
    51,826.62x = 77,734.80 × 18,545.34
  4. Step 4: Simplify right side
    51,826.62x = 1,441,618,295.83
  5. Step 5: Solve for x
    x = 1,441,618,295.83/51,826.62
  6. Step 6: Final answer
    x = 27,816.17

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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.