Home / 22,679.26-34,018.91-12,356.62

Finding the Fourth Proportional to 22,679.26, 34,018.91 and 12,356.62

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Solution

The fourth proportional to 22,679.26, 34,018.91 and 12,356.62 is: 18,534.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,679.26 : 34,018.91 = 12,356.62 : x
  2. Step 2: Convert to fraction form
    22,679.26/34,018.91 = 12,356.62/x
  3. Step 3: Cross multiply
    22,679.26x = 34,018.91 × 12,356.62
  4. Step 4: Simplify right side
    22,679.26x = 420,358,743.68
  5. Step 5: Solve for x
    x = 420,358,743.68/22,679.26
  6. Step 6: Final answer
    x = 18,534.94

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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.