Home / 48,168.22-66,485.50-28,029

Finding the Fourth Proportional to 48,168.22, 66,485.50 and 28,029

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Solution

The fourth proportional to 48,168.22, 66,485.50 and 28,029 is: 38,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,168.22 : 66,485.50 = 28,029 : x
  2. Step 2: Convert to fraction form
    48,168.22/66,485.50 = 28,029/x
  3. Step 3: Cross multiply
    48,168.22x = 66,485.50 × 28,029
  4. Step 4: Simplify right side
    48,168.22x = 1,863,522,079.50
  5. Step 5: Solve for x
    x = 1,863,522,079.50/48,168.22
  6. Step 6: Final answer
    x = 38,687.79

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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.