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Finding the Fourth Proportional to 14,773.69, 22,148.07 and 6,447.59

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Solution

The fourth proportional to 14,773.69, 22,148.07 and 6,447.59 is: 9,665.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773.69 : 22,148.07 = 6,447.59 : x
  2. Step 2: Convert to fraction form
    14,773.69/22,148.07 = 6,447.59/x
  3. Step 3: Cross multiply
    14,773.69x = 22,148.07 × 6,447.59
  4. Step 4: Simplify right side
    14,773.69x = 142,801,674.65
  5. Step 5: Solve for x
    x = 142,801,674.65/14,773.69
  6. Step 6: Final answer
    x = 9,665.94

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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.