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Finding the Fourth Proportional to 17,235.96, 25,866.96 and 13,814.52

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Solution

The fourth proportional to 17,235.96, 25,866.96 and 13,814.52 is: 20,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,235.96 : 25,866.96 = 13,814.52 : x
  2. Step 2: Convert to fraction form
    17,235.96/25,866.96 = 13,814.52/x
  3. Step 3: Cross multiply
    17,235.96x = 25,866.96 × 13,814.52
  4. Step 4: Simplify right side
    17,235.96x = 357,339,636.26
  5. Step 5: Solve for x
    x = 357,339,636.26/17,235.96
  6. Step 6: Final answer
    x = 20,732.22

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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.