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Finding the Fourth Proportional to 14,442.13, 21,671.83 and 6,234.13

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Solution

The fourth proportional to 14,442.13, 21,671.83 and 6,234.13 is: 9,354.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.13 : 21,671.83 = 6,234.13 : x
  2. Step 2: Convert to fraction form
    14,442.13/21,671.83 = 6,234.13/x
  3. Step 3: Cross multiply
    14,442.13x = 21,671.83 × 6,234.13
  4. Step 4: Simplify right side
    14,442.13x = 135,105,005.56
  5. Step 5: Solve for x
    x = 135,105,005.56/14,442.13
  6. Step 6: Final answer
    x = 9,354.92

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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.