Home / 19,167.30-28,743.78-6,684.12

Finding the Fourth Proportional to 19,167.30, 28,743.78 and 6,684.12

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Solution

The fourth proportional to 19,167.30, 28,743.78 and 6,684.12 is: 10,023.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.30 : 28,743.78 = 6,684.12 : x
  2. Step 2: Convert to fraction form
    19,167.30/28,743.78 = 6,684.12/x
  3. Step 3: Cross multiply
    19,167.30x = 28,743.78 × 6,684.12
  4. Step 4: Simplify right side
    19,167.30x = 192,126,874.77
  5. Step 5: Solve for x
    x = 192,126,874.77/19,167.30
  6. Step 6: Final answer
    x = 10,023.68

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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.