Home / 48,765.92-67,271.72-28,609.27

Finding the Fourth Proportional to 48,765.92, 67,271.72 and 28,609.27

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Solution

The fourth proportional to 48,765.92, 67,271.72 and 28,609.27 is: 39,465.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,765.92 : 67,271.72 = 28,609.27 : x
  2. Step 2: Convert to fraction form
    48,765.92/67,271.72 = 28,609.27/x
  3. Step 3: Cross multiply
    48,765.92x = 67,271.72 × 28,609.27
  4. Step 4: Simplify right side
    48,765.92x = 1,924,594,489.62
  5. Step 5: Solve for x
    x = 1,924,594,489.62/48,765.92
  6. Step 6: Final answer
    x = 39,465.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.