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Finding the Fourth Proportional to 17,998.92, 26,998.37 and 9,228.24

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Solution

The fourth proportional to 17,998.92, 26,998.37 and 9,228.24 is: 13,842.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,998.92 : 26,998.37 = 9,228.24 : x
  2. Step 2: Convert to fraction form
    17,998.92/26,998.37 = 9,228.24/x
  3. Step 3: Cross multiply
    17,998.92x = 26,998.37 × 9,228.24
  4. Step 4: Simplify right side
    17,998.92x = 249,147,391.83
  5. Step 5: Solve for x
    x = 249,147,391.83/17,998.92
  6. Step 6: Final answer
    x = 13,842.35

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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.