Home / 17,175.13-25,766.39-5,328.67

Finding the Fourth Proportional to 17,175.13, 25,766.39 and 5,328.67

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Solution

The fourth proportional to 17,175.13, 25,766.39 and 5,328.67 is: 7,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.13 : 25,766.39 = 5,328.67 : x
  2. Step 2: Convert to fraction form
    17,175.13/25,766.39 = 5,328.67/x
  3. Step 3: Cross multiply
    17,175.13x = 25,766.39 × 5,328.67
  4. Step 4: Simplify right side
    17,175.13x = 137,300,589.40
  5. Step 5: Solve for x
    x = 137,300,589.40/17,175.13
  6. Step 6: Final answer
    x = 7,994.15

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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.