Home / 39,671.64-59,517.18-13,382.28

Finding the Fourth Proportional to 39,671.64, 59,517.18 and 13,382.28

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Solution

The fourth proportional to 39,671.64, 59,517.18 and 13,382.28 is: 20,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,671.64 : 59,517.18 = 13,382.28 : x
  2. Step 2: Convert to fraction form
    39,671.64/59,517.18 = 13,382.28/x
  3. Step 3: Cross multiply
    39,671.64x = 59,517.18 × 13,382.28
  4. Step 4: Simplify right side
    39,671.64x = 796,475,567.57
  5. Step 5: Solve for x
    x = 796,475,567.57/39,671.64
  6. Step 6: Final answer
    x = 20,076.70

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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.