Home / 22,115.64-33,186.42-15,868.92

Finding the Fourth Proportional to 22,115.64, 33,186.42 and 15,868.92

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Solution

The fourth proportional to 22,115.64, 33,186.42 and 15,868.92 is: 23,812.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115.64 : 33,186.42 = 15,868.92 : x
  2. Step 2: Convert to fraction form
    22,115.64/33,186.42 = 15,868.92/x
  3. Step 3: Cross multiply
    22,115.64x = 33,186.42 × 15,868.92
  4. Step 4: Simplify right side
    22,115.64x = 526,632,644.07
  5. Step 5: Solve for x
    x = 526,632,644.07/22,115.64
  6. Step 6: Final answer
    x = 23,812.68

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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.