Home / 22,055.14-33,082.44-5,415.04

Finding the Fourth Proportional to 22,055.14, 33,082.44 and 5,415.04

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Solution

The fourth proportional to 22,055.14, 33,082.44 and 5,415.04 is: 8,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.14 : 33,082.44 = 5,415.04 : x
  2. Step 2: Convert to fraction form
    22,055.14/33,082.44 = 5,415.04/x
  3. Step 3: Cross multiply
    22,055.14x = 33,082.44 × 5,415.04
  4. Step 4: Simplify right side
    22,055.14x = 179,142,735.90
  5. Step 5: Solve for x
    x = 179,142,735.90/22,055.14
  6. Step 6: Final answer
    x = 8,122.49

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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.