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Finding the Fourth Proportional to 14,668.05, 22,008.90 and 8,744.79

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Solution

The fourth proportional to 14,668.05, 22,008.90 and 8,744.79 is: 13,121.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.05 : 22,008.90 = 8,744.79 : x
  2. Step 2: Convert to fraction form
    14,668.05/22,008.90 = 8,744.79/x
  3. Step 3: Cross multiply
    14,668.05x = 22,008.90 × 8,744.79
  4. Step 4: Simplify right side
    14,668.05x = 192,463,208.63
  5. Step 5: Solve for x
    x = 192,463,208.63/14,668.05
  6. Step 6: Final answer
    x = 13,121.25

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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.