Home / 18,522.91-25,561.35-10,565.26

Finding the Fourth Proportional to 18,522.91, 25,561.35 and 10,565.26

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Solution

The fourth proportional to 18,522.91, 25,561.35 and 10,565.26 is: 14,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,522.91 : 25,561.35 = 10,565.26 : x
  2. Step 2: Convert to fraction form
    18,522.91/25,561.35 = 10,565.26/x
  3. Step 3: Cross multiply
    18,522.91x = 25,561.35 × 10,565.26
  4. Step 4: Simplify right side
    18,522.91x = 270,062,308.70
  5. Step 5: Solve for x
    x = 270,062,308.70/18,522.91
  6. Step 6: Final answer
    x = 14,579.91

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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.