Home / 17,181.90-25,772.49-9,288.18

Finding the Fourth Proportional to 17,181.90, 25,772.49 and 9,288.18

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Solution

The fourth proportional to 17,181.90, 25,772.49 and 9,288.18 is: 13,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.90 : 25,772.49 = 9,288.18 : x
  2. Step 2: Convert to fraction form
    17,181.90/25,772.49 = 9,288.18/x
  3. Step 3: Cross multiply
    17,181.90x = 25,772.49 × 9,288.18
  4. Step 4: Simplify right side
    17,181.90x = 239,379,526.17
  5. Step 5: Solve for x
    x = 239,379,526.17/17,181.90
  6. Step 6: Final answer
    x = 13,932.08

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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.