Home / 18,524.28-25,565.94-10,564.68

Finding the Fourth Proportional to 18,524.28, 25,565.94 and 10,564.68

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Solution

The fourth proportional to 18,524.28, 25,565.94 and 10,564.68 is: 14,580.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,524.28 : 25,565.94 = 10,564.68 : x
  2. Step 2: Convert to fraction form
    18,524.28/25,565.94 = 10,564.68/x
  3. Step 3: Cross multiply
    18,524.28x = 25,565.94 × 10,564.68
  4. Step 4: Simplify right side
    18,524.28x = 270,095,975.00
  5. Step 5: Solve for x
    x = 270,095,975.00/18,524.28
  6. Step 6: Final answer
    x = 14,580.65

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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.