Home / 17,225.28-25,835.40-8,217.36

Finding the Fourth Proportional to 17,225.28, 25,835.40 and 8,217.36

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Solution

The fourth proportional to 17,225.28, 25,835.40 and 8,217.36 is: 12,324.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,225.28 : 25,835.40 = 8,217.36 : x
  2. Step 2: Convert to fraction form
    17,225.28/25,835.40 = 8,217.36/x
  3. Step 3: Cross multiply
    17,225.28x = 25,835.40 × 8,217.36
  4. Step 4: Simplify right side
    17,225.28x = 212,298,782.54
  5. Step 5: Solve for x
    x = 212,298,782.54/17,225.28
  6. Step 6: Final answer
    x = 12,324.84

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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.