Home / 36,282.80-54,352.20-31,953.20

Finding the Fourth Proportional to 36,282.80, 54,352.20 and 31,953.20

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Solution

The fourth proportional to 36,282.80, 54,352.20 and 31,953.20 is: 47,866.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,282.80 : 54,352.20 = 31,953.20 : x
  2. Step 2: Convert to fraction form
    36,282.80/54,352.20 = 31,953.20/x
  3. Step 3: Cross multiply
    36,282.80x = 54,352.20 × 31,953.20
  4. Step 4: Simplify right side
    36,282.80x = 1,736,726,717.04
  5. Step 5: Solve for x
    x = 1,736,726,717.04/36,282.80
  6. Step 6: Final answer
    x = 47,866.39

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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.