Home / 22,618.97-33,920.63-9,288.19

Finding the Fourth Proportional to 22,618.97, 33,920.63 and 9,288.19

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Solution

The fourth proportional to 22,618.97, 33,920.63 and 9,288.19 is: 13,929.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,618.97 : 33,920.63 = 9,288.19 : x
  2. Step 2: Convert to fraction form
    22,618.97/33,920.63 = 9,288.19/x
  3. Step 3: Cross multiply
    22,618.97x = 33,920.63 × 9,288.19
  4. Step 4: Simplify right side
    22,618.97x = 315,061,040.32
  5. Step 5: Solve for x
    x = 315,061,040.32/22,618.97
  6. Step 6: Final answer
    x = 13,929.06

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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.