Home / 22,910.19-34,366.88-9,578.15

Finding the Fourth Proportional to 22,910.19, 34,366.88 and 9,578.15

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Solution

The fourth proportional to 22,910.19, 34,366.88 and 9,578.15 is: 14,367.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,910.19 : 34,366.88 = 9,578.15 : x
  2. Step 2: Convert to fraction form
    22,910.19/34,366.88 = 9,578.15/x
  3. Step 3: Cross multiply
    22,910.19x = 34,366.88 × 9,578.15
  4. Step 4: Simplify right side
    22,910.19x = 329,171,112.66
  5. Step 5: Solve for x
    x = 329,171,112.66/22,910.19
  6. Step 6: Final answer
    x = 14,367.89

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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.