Home / 21,814.71-32,721.39-6,232.38

Finding the Fourth Proportional to 21,814.71, 32,721.39 and 6,232.38

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Solution

The fourth proportional to 21,814.71, 32,721.39 and 6,232.38 is: 9,348.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,814.71 : 32,721.39 = 6,232.38 : x
  2. Step 2: Convert to fraction form
    21,814.71/32,721.39 = 6,232.38/x
  3. Step 3: Cross multiply
    21,814.71x = 32,721.39 × 6,232.38
  4. Step 4: Simplify right side
    21,814.71x = 203,932,136.61
  5. Step 5: Solve for x
    x = 203,932,136.61/21,814.71
  6. Step 6: Final answer
    x = 9,348.38

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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.