Home / 21,668.23-32,502.55-6,877.23

Finding the Fourth Proportional to 21,668.23, 32,502.55 and 6,877.23

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Solution

The fourth proportional to 21,668.23, 32,502.55 and 6,877.23 is: 10,315.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,668.23 : 32,502.55 = 6,877.23 : x
  2. Step 2: Convert to fraction form
    21,668.23/32,502.55 = 6,877.23/x
  3. Step 3: Cross multiply
    21,668.23x = 32,502.55 × 6,877.23
  4. Step 4: Simplify right side
    21,668.23x = 223,527,511.94
  5. Step 5: Solve for x
    x = 223,527,511.94/21,668.23
  6. Step 6: Final answer
    x = 10,315.91

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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.