Home / 21,882.36-32,816.66-7,087.85

Finding the Fourth Proportional to 21,882.36, 32,816.66 and 7,087.85

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Solution

The fourth proportional to 21,882.36, 32,816.66 and 7,087.85 is: 10,629.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,882.36 : 32,816.66 = 7,087.85 : x
  2. Step 2: Convert to fraction form
    21,882.36/32,816.66 = 7,087.85/x
  3. Step 3: Cross multiply
    21,882.36x = 32,816.66 × 7,087.85
  4. Step 4: Simplify right side
    21,882.36x = 232,599,364.06
  5. Step 5: Solve for x
    x = 232,599,364.06/21,882.36
  6. Step 6: Final answer
    x = 10,629.54

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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.