Home / 17,669.02-26,509.28-8,309.97

Finding the Fourth Proportional to 17,669.02, 26,509.28 and 8,309.97

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Solution

The fourth proportional to 17,669.02, 26,509.28 and 8,309.97 is: 12,467.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,669.02 : 26,509.28 = 8,309.97 : x
  2. Step 2: Convert to fraction form
    17,669.02/26,509.28 = 8,309.97/x
  3. Step 3: Cross multiply
    17,669.02x = 26,509.28 × 8,309.97
  4. Step 4: Simplify right side
    17,669.02x = 220,291,321.52
  5. Step 5: Solve for x
    x = 220,291,321.52/17,669.02
  6. Step 6: Final answer
    x = 12,467.66

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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.