Home / 48,866.80-67,436.16-27,645.56

Finding the Fourth Proportional to 48,866.80, 67,436.16 and 27,645.56

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Solution

The fourth proportional to 48,866.80, 67,436.16 and 27,645.56 is: 38,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,866.80 : 67,436.16 = 27,645.56 : x
  2. Step 2: Convert to fraction form
    48,866.80/67,436.16 = 27,645.56/x
  3. Step 3: Cross multiply
    48,866.80x = 67,436.16 × 27,645.56
  4. Step 4: Simplify right side
    48,866.80x = 1,864,310,407.45
  5. Step 5: Solve for x
    x = 1,864,310,407.45/48,866.80
  6. Step 6: Final answer
    x = 38,150.86

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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.