Home / 21,668.67-32,502.90-6,877.26

Finding the Fourth Proportional to 21,668.67, 32,502.90 and 6,877.26

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Solution

The fourth proportional to 21,668.67, 32,502.90 and 6,877.26 is: 10,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668.67 : 32,502.90 = 6,877.26 : x
  2. Step 2: Convert to fraction form
    21,668.67/32,502.90 = 6,877.26/x
  3. Step 3: Cross multiply
    21,668.67x = 32,502.90 × 6,877.26
  4. Step 4: Simplify right side
    21,668.67x = 223,530,894.05
  5. Step 5: Solve for x
    x = 223,530,894.05/21,668.67
  6. Step 6: Final answer
    x = 10,315.86

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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.