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Finding the Fourth Proportional to 14,801.82, 22,183.89 and 6,479.61

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Solution

The fourth proportional to 14,801.82, 22,183.89 and 6,479.61 is: 9,711.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,801.82 : 22,183.89 = 6,479.61 : x
  2. Step 2: Convert to fraction form
    14,801.82/22,183.89 = 6,479.61/x
  3. Step 3: Cross multiply
    14,801.82x = 22,183.89 × 6,479.61
  4. Step 4: Simplify right side
    14,801.82x = 143,742,955.48
  5. Step 5: Solve for x
    x = 143,742,955.48/14,801.82
  6. Step 6: Final answer
    x = 9,711.17

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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.