Home / 17,017.41-25,518.48-9,118.56

Finding the Fourth Proportional to 17,017.41, 25,518.48 and 9,118.56

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Solution

The fourth proportional to 17,017.41, 25,518.48 and 9,118.56 is: 13,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,017.41 : 25,518.48 = 9,118.56 : x
  2. Step 2: Convert to fraction form
    17,017.41/25,518.48 = 9,118.56/x
  3. Step 3: Cross multiply
    17,017.41x = 25,518.48 × 9,118.56
  4. Step 4: Simplify right side
    17,017.41x = 232,691,790.99
  5. Step 5: Solve for x
    x = 232,691,790.99/17,017.41
  6. Step 6: Final answer
    x = 13,673.75

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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.