Home / 18,522.80-25,560.96-10,564.85

Finding the Fourth Proportional to 18,522.80, 25,560.96 and 10,564.85

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Solution

The fourth proportional to 18,522.80, 25,560.96 and 10,564.85 is: 14,579.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.80 : 25,560.96 = 10,564.85 : x
  2. Step 2: Convert to fraction form
    18,522.80/25,560.96 = 10,564.85/x
  3. Step 3: Cross multiply
    18,522.80x = 25,560.96 × 10,564.85
  4. Step 4: Simplify right side
    18,522.80x = 270,047,708.26
  5. Step 5: Solve for x
    x = 270,047,708.26/18,522.80
  6. Step 6: Final answer
    x = 14,579.21

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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.