Home / 21,658.77-32,494.41-10,571.85

Finding the Fourth Proportional to 21,658.77, 32,494.41 and 10,571.85

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Solution

The fourth proportional to 21,658.77, 32,494.41 and 10,571.85 is: 15,860.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,658.77 : 32,494.41 = 10,571.85 : x
  2. Step 2: Convert to fraction form
    21,658.77/32,494.41 = 10,571.85/x
  3. Step 3: Cross multiply
    21,658.77x = 32,494.41 × 10,571.85
  4. Step 4: Simplify right side
    21,658.77x = 343,526,028.36
  5. Step 5: Solve for x
    x = 343,526,028.36/21,658.77
  6. Step 6: Final answer
    x = 15,860.83

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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.