Home / 17,669.74-26,491.86-8,910.82

Finding the Fourth Proportional to 17,669.74, 26,491.86 and 8,910.82

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Solution

The fourth proportional to 17,669.74, 26,491.86 and 8,910.82 is: 13,359.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,669.74 : 26,491.86 = 8,910.82 : x
  2. Step 2: Convert to fraction form
    17,669.74/26,491.86 = 8,910.82/x
  3. Step 3: Cross multiply
    17,669.74x = 26,491.86 × 8,910.82
  4. Step 4: Simplify right side
    17,669.74x = 236,064,195.93
  5. Step 5: Solve for x
    x = 236,064,195.93/17,669.74
  6. Step 6: Final answer
    x = 13,359.80

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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.