Home / 48,534.48-72,775.62-28,550.88

Finding the Fourth Proportional to 48,534.48, 72,775.62 and 28,550.88

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Solution

The fourth proportional to 48,534.48, 72,775.62 and 28,550.88 is: 42,810.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,534.48 : 72,775.62 = 28,550.88 : x
  2. Step 2: Convert to fraction form
    48,534.48/72,775.62 = 28,550.88/x
  3. Step 3: Cross multiply
    48,534.48x = 72,775.62 × 28,550.88
  4. Step 4: Simplify right side
    48,534.48x = 2,077,807,993.55
  5. Step 5: Solve for x
    x = 2,077,807,993.55/48,534.48
  6. Step 6: Final answer
    x = 42,810.97

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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.