Home / 17,461.92-26,148.20-11,520.84

Finding the Fourth Proportional to 17,461.92, 26,148.20 and 11,520.84

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Solution

The fourth proportional to 17,461.92, 26,148.20 and 11,520.84 is: 17,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,461.92 : 26,148.20 = 11,520.84 : x
  2. Step 2: Convert to fraction form
    17,461.92/26,148.20 = 11,520.84/x
  3. Step 3: Cross multiply
    17,461.92x = 26,148.20 × 11,520.84
  4. Step 4: Simplify right side
    17,461.92x = 301,249,170.88
  5. Step 5: Solve for x
    x = 301,249,170.88/17,461.92
  6. Step 6: Final answer
    x = 17,251.78

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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.