Home / 21,331.67-32,003.66-6,542.77

Finding the Fourth Proportional to 21,331.67, 32,003.66 and 6,542.77

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Solution

The fourth proportional to 21,331.67, 32,003.66 and 6,542.77 is: 9,816.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,331.67 : 32,003.66 = 6,542.77 : x
  2. Step 2: Convert to fraction form
    21,331.67/32,003.66 = 6,542.77/x
  3. Step 3: Cross multiply
    21,331.67x = 32,003.66 × 6,542.77
  4. Step 4: Simplify right side
    21,331.67x = 209,392,586.54
  5. Step 5: Solve for x
    x = 209,392,586.54/21,331.67
  6. Step 6: Final answer
    x = 9,816.04

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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.