Home / 48,691.35-73,039.73-13,633.74

Finding the Fourth Proportional to 48,691.35, 73,039.73 and 13,633.74

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Solution

The fourth proportional to 48,691.35, 73,039.73 and 13,633.74 is: 20,451.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,691.35 : 73,039.73 = 13,633.74 : x
  2. Step 2: Convert to fraction form
    48,691.35/73,039.73 = 13,633.74/x
  3. Step 3: Cross multiply
    48,691.35x = 73,039.73 × 13,633.74
  4. Step 4: Simplify right side
    48,691.35x = 995,804,620.32
  5. Step 5: Solve for x
    x = 995,804,620.32/48,691.35
  6. Step 6: Final answer
    x = 20,451.37

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1.5x scale

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.