Home / 18,521.91-25,559.97-10,564.26

Finding the Fourth Proportional to 18,521.91, 25,559.97 and 10,564.26

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Solution

The fourth proportional to 18,521.91, 25,559.97 and 10,564.26 is: 14,578.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.91 : 25,559.97 = 10,564.26 : x
  2. Step 2: Convert to fraction form
    18,521.91/25,559.97 = 10,564.26/x
  3. Step 3: Cross multiply
    18,521.91x = 25,559.97 × 10,564.26
  4. Step 4: Simplify right side
    18,521.91x = 270,022,168.67
  5. Step 5: Solve for x
    x = 270,022,168.67/18,521.91
  6. Step 6: Final answer
    x = 14,578.53

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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.