Home / 22,418.16-33,619.36-6,618.97

Finding the Fourth Proportional to 22,418.16, 33,619.36 and 6,618.97

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Solution

The fourth proportional to 22,418.16, 33,619.36 and 6,618.97 is: 9,926.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,418.16 : 33,619.36 = 6,618.97 : x
  2. Step 2: Convert to fraction form
    22,418.16/33,619.36 = 6,618.97/x
  3. Step 3: Cross multiply
    22,418.16x = 33,619.36 × 6,618.97
  4. Step 4: Simplify right side
    22,418.16x = 222,525,535.26
  5. Step 5: Solve for x
    x = 222,525,535.26/22,418.16
  6. Step 6: Final answer
    x = 9,926.13

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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.