Home / 48,640.39-67,113.48-29,530.22

Finding the Fourth Proportional to 48,640.39, 67,113.48 and 29,530.22

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Solution

The fourth proportional to 48,640.39, 67,113.48 and 29,530.22 is: 40,745.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,640.39 : 67,113.48 = 29,530.22 : x
  2. Step 2: Convert to fraction form
    48,640.39/67,113.48 = 29,530.22/x
  3. Step 3: Cross multiply
    48,640.39x = 67,113.48 × 29,530.22
  4. Step 4: Simplify right side
    48,640.39x = 1,981,875,493.80
  5. Step 5: Solve for x
    x = 1,981,875,493.80/48,640.39
  6. Step 6: Final answer
    x = 40,745.47

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1.5x scale

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.