Home / 21,679.27-32,524.07-6,888.20

Finding the Fourth Proportional to 21,679.27, 32,524.07 and 6,888.20

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Solution

The fourth proportional to 21,679.27, 32,524.07 and 6,888.20 is: 10,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,679.27 : 32,524.07 = 6,888.20 : x
  2. Step 2: Convert to fraction form
    21,679.27/32,524.07 = 6,888.20/x
  3. Step 3: Cross multiply
    21,679.27x = 32,524.07 × 6,888.20
  4. Step 4: Simplify right side
    21,679.27x = 224,032,359.66
  5. Step 5: Solve for x
    x = 224,032,359.66/21,679.27
  6. Step 6: Final answer
    x = 10,333.94

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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.