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Finding the Fourth Proportional to 14,545.44, 21,829.02 and 5,662.17

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Solution

The fourth proportional to 14,545.44, 21,829.02 and 5,662.17 is: 8,497.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.44 : 21,829.02 = 5,662.17 : x
  2. Step 2: Convert to fraction form
    14,545.44/21,829.02 = 5,662.17/x
  3. Step 3: Cross multiply
    14,545.44x = 21,829.02 × 5,662.17
  4. Step 4: Simplify right side
    14,545.44x = 123,599,622.17
  5. Step 5: Solve for x
    x = 123,599,622.17/14,545.44
  6. Step 6: Final answer
    x = 8,497.48

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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.