Home / 18,225.20-25,151.30-17,564.24

Finding the Fourth Proportional to 18,225.20, 25,151.30 and 17,564.24

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Solution

The fourth proportional to 18,225.20, 25,151.30 and 17,564.24 is: 24,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225.20 : 25,151.30 = 17,564.24 : x
  2. Step 2: Convert to fraction form
    18,225.20/25,151.30 = 17,564.24/x
  3. Step 3: Cross multiply
    18,225.20x = 25,151.30 × 17,564.24
  4. Step 4: Simplify right side
    18,225.20x = 441,763,255.93
  5. Step 5: Solve for x
    x = 441,763,255.93/18,225.20
  6. Step 6: Final answer
    x = 24,239.15

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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.