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Finding the Fourth Proportional to 17,023.65, 25,499.03 and 14,107.65

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Solution

The fourth proportional to 17,023.65, 25,499.03 and 14,107.65 is: 21,131.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,023.65 : 25,499.03 = 14,107.65 : x
  2. Step 2: Convert to fraction form
    17,023.65/25,499.03 = 14,107.65/x
  3. Step 3: Cross multiply
    17,023.65x = 25,499.03 × 14,107.65
  4. Step 4: Simplify right side
    17,023.65x = 359,731,320.04
  5. Step 5: Solve for x
    x = 359,731,320.04/17,023.65
  6. Step 6: Final answer
    x = 21,131.27

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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.