Home / 48,370.08-72,531.32-28,418.44

Finding the Fourth Proportional to 48,370.08, 72,531.32 and 28,418.44

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Solution

The fourth proportional to 48,370.08, 72,531.32 and 28,418.44 is: 42,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,370.08 : 72,531.32 = 28,418.44 : x
  2. Step 2: Convert to fraction form
    48,370.08/72,531.32 = 28,418.44/x
  3. Step 3: Cross multiply
    48,370.08x = 72,531.32 × 28,418.44
  4. Step 4: Simplify right side
    48,370.08x = 2,061,226,965.54
  5. Step 5: Solve for x
    x = 2,061,226,965.54/48,370.08
  6. Step 6: Final answer
    x = 42,613.68

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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.