Home / 21,323.70-32,013.27-16,396.80

Finding the Fourth Proportional to 21,323.70, 32,013.27 and 16,396.80

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Solution

The fourth proportional to 21,323.70, 32,013.27 and 16,396.80 is: 24,616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,323.70 : 32,013.27 = 16,396.80 : x
  2. Step 2: Convert to fraction form
    21,323.70/32,013.27 = 16,396.80/x
  3. Step 3: Cross multiply
    21,323.70x = 32,013.27 × 16,396.80
  4. Step 4: Simplify right side
    21,323.70x = 524,915,268.62
  5. Step 5: Solve for x
    x = 524,915,268.62/21,323.70
  6. Step 6: Final answer
    x = 24,616.52

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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.