Home / 23,545.73-32,491.62-21,664.91

Finding the Fourth Proportional to 23,545.73, 32,491.62 and 21,664.91

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Solution

The fourth proportional to 23,545.73, 32,491.62 and 21,664.91 is: 29,896.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,545.73 : 32,491.62 = 21,664.91 : x
  2. Step 2: Convert to fraction form
    23,545.73/32,491.62 = 21,664.91/x
  3. Step 3: Cross multiply
    23,545.73x = 32,491.62 × 21,664.91
  4. Step 4: Simplify right side
    23,545.73x = 703,927,860.60
  5. Step 5: Solve for x
    x = 703,927,860.60/23,545.73
  6. Step 6: Final answer
    x = 29,896.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.