Home / 20,184.24-30,225-16,889.04

Finding the Fourth Proportional to 20,184.24, 30,225 and 16,889.04

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Solution

The fourth proportional to 20,184.24, 30,225 and 16,889.04 is: 25,290.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184.24 : 30,225 = 16,889.04 : x
  2. Step 2: Convert to fraction form
    20,184.24/30,225 = 16,889.04/x
  3. Step 3: Cross multiply
    20,184.24x = 30,225 × 16,889.04
  4. Step 4: Simplify right side
    20,184.24x = 510,471,234
  5. Step 5: Solve for x
    x = 510,471,234/20,184.24
  6. Step 6: Final answer
    x = 25,290.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.