Home / 16,822.40-23,229.60-10,545.60

Finding the Fourth Proportional to 16,822.40, 23,229.60 and 10,545.60

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Solution

The fourth proportional to 16,822.40, 23,229.60 and 10,545.60 is: 14,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,822.40 : 23,229.60 = 10,545.60 : x
  2. Step 2: Convert to fraction form
    16,822.40/23,229.60 = 10,545.60/x
  3. Step 3: Cross multiply
    16,822.40x = 23,229.60 × 10,545.60
  4. Step 4: Simplify right side
    16,822.40x = 244,970,069.76
  5. Step 5: Solve for x
    x = 244,970,069.76/16,822.40
  6. Step 6: Final answer
    x = 14,562.14

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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.