Home / 17,205.28-25,764.16-11,344.12

Finding the Fourth Proportional to 17,205.28, 25,764.16 and 11,344.12

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Solution

The fourth proportional to 17,205.28, 25,764.16 and 11,344.12 is: 16,987.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,205.28 : 25,764.16 = 11,344.12 : x
  2. Step 2: Convert to fraction form
    17,205.28/25,764.16 = 11,344.12/x
  3. Step 3: Cross multiply
    17,205.28x = 25,764.16 × 11,344.12
  4. Step 4: Simplify right side
    17,205.28x = 292,271,722.74
  5. Step 5: Solve for x
    x = 292,271,722.74/17,205.28
  6. Step 6: Final answer
    x = 16,987.33

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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.