Home / 22,279.06-33,415.78-7,284.93

Finding the Fourth Proportional to 22,279.06, 33,415.78 and 7,284.93

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Solution

The fourth proportional to 22,279.06, 33,415.78 and 7,284.93 is: 10,926.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,279.06 : 33,415.78 = 7,284.93 : x
  2. Step 2: Convert to fraction form
    22,279.06/33,415.78 = 7,284.93/x
  3. Step 3: Cross multiply
    22,279.06x = 33,415.78 × 7,284.93
  4. Step 4: Simplify right side
    22,279.06x = 243,431,618.20
  5. Step 5: Solve for x
    x = 243,431,618.20/22,279.06
  6. Step 6: Final answer
    x = 10,926.48

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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.