Home / 13,382.38-20,076.32-4,616.16

Finding the Fourth Proportional to 13,382.38, 20,076.32 and 4,616.16

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Solution

The fourth proportional to 13,382.38, 20,076.32 and 4,616.16 is: 6,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.38 : 20,076.32 = 4,616.16 : x
  2. Step 2: Convert to fraction form
    13,382.38/20,076.32 = 4,616.16/x
  3. Step 3: Cross multiply
    13,382.38x = 20,076.32 × 4,616.16
  4. Step 4: Simplify right side
    13,382.38x = 92,675,505.33
  5. Step 5: Solve for x
    x = 92,675,505.33/13,382.38
  6. Step 6: Final answer
    x = 6,925.19

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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.