Home / 17,742.24-26,619.30-6,650.10

Finding the Fourth Proportional to 17,742.24, 26,619.30 and 6,650.10

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Solution

The fourth proportional to 17,742.24, 26,619.30 and 6,650.10 is: 9,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.24 : 26,619.30 = 6,650.10 : x
  2. Step 2: Convert to fraction form
    17,742.24/26,619.30 = 6,650.10/x
  3. Step 3: Cross multiply
    17,742.24x = 26,619.30 × 6,650.10
  4. Step 4: Simplify right side
    17,742.24x = 177,021,006.93
  5. Step 5: Solve for x
    x = 177,021,006.93/17,742.24
  6. Step 6: Final answer
    x = 9,977.38

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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.