Home / 48,859.46-67,427.71-28,716.05

Finding the Fourth Proportional to 48,859.46, 67,427.71 and 28,716.05

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Solution

The fourth proportional to 48,859.46, 67,427.71 and 28,716.05 is: 39,629.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,859.46 : 67,427.71 = 28,716.05 : x
  2. Step 2: Convert to fraction form
    48,859.46/67,427.71 = 28,716.05/x
  3. Step 3: Cross multiply
    48,859.46x = 67,427.71 × 28,716.05
  4. Step 4: Simplify right side
    48,859.46x = 1,936,257,491.75
  5. Step 5: Solve for x
    x = 1,936,257,491.75/48,859.46
  6. Step 6: Final answer
    x = 39,629.12

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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.