Home / 22,668.26-34,002.38-12,345.62

Finding the Fourth Proportional to 22,668.26, 34,002.38 and 12,345.62

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Solution

The fourth proportional to 22,668.26, 34,002.38 and 12,345.62 is: 18,518.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.26 : 34,002.38 = 12,345.62 : x
  2. Step 2: Convert to fraction form
    22,668.26/34,002.38 = 12,345.62/x
  3. Step 3: Cross multiply
    22,668.26x = 34,002.38 × 12,345.62
  4. Step 4: Simplify right side
    22,668.26x = 419,780,323.43
  5. Step 5: Solve for x
    x = 419,780,323.43/22,668.26
  6. Step 6: Final answer
    x = 18,518.42

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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.