Home / 20,447.46-30,521.97-17,544.42

Finding the Fourth Proportional to 20,447.46, 30,521.97 and 17,544.42

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Solution

The fourth proportional to 20,447.46, 30,521.97 and 17,544.42 is: 26,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,447.46 : 30,521.97 = 17,544.42 : x
  2. Step 2: Convert to fraction form
    20,447.46/30,521.97 = 17,544.42/x
  3. Step 3: Cross multiply
    20,447.46x = 30,521.97 × 17,544.42
  4. Step 4: Simplify right side
    20,447.46x = 535,490,260.91
  5. Step 5: Solve for x
    x = 535,490,260.91/20,447.46
  6. Step 6: Final answer
    x = 26,188.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.