Home / 20,449.22-30,674.14-13,473.91

Finding the Fourth Proportional to 20,449.22, 30,674.14 and 13,473.91

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Solution

The fourth proportional to 20,449.22, 30,674.14 and 13,473.91 is: 20,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,449.22 : 30,674.14 = 13,473.91 : x
  2. Step 2: Convert to fraction form
    20,449.22/30,674.14 = 13,473.91/x
  3. Step 3: Cross multiply
    20,449.22x = 30,674.14 × 13,473.91
  4. Step 4: Simplify right side
    20,449.22x = 413,300,601.69
  5. Step 5: Solve for x
    x = 413,300,601.69/20,449.22
  6. Step 6: Final answer
    x = 20,211.07

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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.