Home / 18,522.54-25,560.87-10,564.90

Finding the Fourth Proportional to 18,522.54, 25,560.87 and 10,564.90

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Solution

The fourth proportional to 18,522.54, 25,560.87 and 10,564.90 is: 14,579.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.54 : 25,560.87 = 10,564.90 : x
  2. Step 2: Convert to fraction form
    18,522.54/25,560.87 = 10,564.90/x
  3. Step 3: Cross multiply
    18,522.54x = 25,560.87 × 10,564.90
  4. Step 4: Simplify right side
    18,522.54x = 270,047,931.94
  5. Step 5: Solve for x
    x = 270,047,931.94/18,522.54
  6. Step 6: Final answer
    x = 14,579.42

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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.