Home / 21,789.27-32,683.25-6,998.13

Finding the Fourth Proportional to 21,789.27, 32,683.25 and 6,998.13

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Solution

The fourth proportional to 21,789.27, 32,683.25 and 6,998.13 is: 10,496.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,789.27 : 32,683.25 = 6,998.13 : x
  2. Step 2: Convert to fraction form
    21,789.27/32,683.25 = 6,998.13/x
  3. Step 3: Cross multiply
    21,789.27x = 32,683.25 × 6,998.13
  4. Step 4: Simplify right side
    21,789.27x = 228,721,597.33
  5. Step 5: Solve for x
    x = 228,721,597.33/21,789.27
  6. Step 6: Final answer
    x = 10,496.98

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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.