Home / 15,568.70-23,436.16-13,961.25

Finding the Fourth Proportional to 15,568.70, 23,436.16 and 13,961.25

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Solution

The fourth proportional to 15,568.70, 23,436.16 and 13,961.25 is: 21,016.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,568.70 : 23,436.16 = 13,961.25 : x
  2. Step 2: Convert to fraction form
    15,568.70/23,436.16 = 13,961.25/x
  3. Step 3: Cross multiply
    15,568.70x = 23,436.16 × 13,961.25
  4. Step 4: Simplify right side
    15,568.70x = 327,198,053.90
  5. Step 5: Solve for x
    x = 327,198,053.90/15,568.70
  6. Step 6: Final answer
    x = 21,016.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.