Home / 48,466.37-72,685.52-18,877.61

Finding the Fourth Proportional to 48,466.37, 72,685.52 and 18,877.61

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Solution

The fourth proportional to 48,466.37, 72,685.52 and 18,877.61 is: 28,310.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,466.37 : 72,685.52 = 18,877.61 : x
  2. Step 2: Convert to fraction form
    48,466.37/72,685.52 = 18,877.61/x
  3. Step 3: Cross multiply
    48,466.37x = 72,685.52 × 18,877.61
  4. Step 4: Simplify right side
    48,466.37x = 1,372,129,057.32
  5. Step 5: Solve for x
    x = 1,372,129,057.32/48,466.37
  6. Step 6: Final answer
    x = 28,310.95

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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.