Home / 52,638.22-78,957.92-15,198.64

Finding the Fourth Proportional to 52,638.22, 78,957.92 and 15,198.64

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Solution

The fourth proportional to 52,638.22, 78,957.92 and 15,198.64 is: 22,798.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,638.22 : 78,957.92 = 15,198.64 : x
  2. Step 2: Convert to fraction form
    52,638.22/78,957.92 = 15,198.64/x
  3. Step 3: Cross multiply
    52,638.22x = 78,957.92 × 15,198.64
  4. Step 4: Simplify right side
    52,638.22x = 1,200,052,841.83
  5. Step 5: Solve for x
    x = 1,200,052,841.83/52,638.22
  6. Step 6: Final answer
    x = 22,798.13

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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.