Home / 48,578.11-67,037.94-28,164.15

Finding the Fourth Proportional to 48,578.11, 67,037.94 and 28,164.15

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Solution

The fourth proportional to 48,578.11, 67,037.94 and 28,164.15 is: 38,866.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,578.11 : 67,037.94 = 28,164.15 : x
  2. Step 2: Convert to fraction form
    48,578.11/67,037.94 = 28,164.15/x
  3. Step 3: Cross multiply
    48,578.11x = 67,037.94 × 28,164.15
  4. Step 4: Simplify right side
    48,578.11x = 1,888,066,597.85
  5. Step 5: Solve for x
    x = 1,888,066,597.85/48,578.11
  6. Step 6: Final answer
    x = 38,866.61

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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.