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Finding the Fourth Proportional to 14,812.83, 20,442.02 and 8,843.38

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Solution

The fourth proportional to 14,812.83, 20,442.02 and 8,843.38 is: 12,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.83 : 20,442.02 = 8,843.38 : x
  2. Step 2: Convert to fraction form
    14,812.83/20,442.02 = 8,843.38/x
  3. Step 3: Cross multiply
    14,812.83x = 20,442.02 × 8,843.38
  4. Step 4: Simplify right side
    14,812.83x = 180,776,448.62
  5. Step 5: Solve for x
    x = 180,776,448.62/14,812.83
  6. Step 6: Final answer
    x = 12,204.05

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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.