Home / 17,355.26-26,029.61-8,461.66

Finding the Fourth Proportional to 17,355.26, 26,029.61 and 8,461.66

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Solution

The fourth proportional to 17,355.26, 26,029.61 and 8,461.66 is: 12,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,355.26 : 26,029.61 = 8,461.66 : x
  2. Step 2: Convert to fraction form
    17,355.26/26,029.61 = 8,461.66/x
  3. Step 3: Cross multiply
    17,355.26x = 26,029.61 × 8,461.66
  4. Step 4: Simplify right side
    17,355.26x = 220,253,709.75
  5. Step 5: Solve for x
    x = 220,253,709.75/17,355.26
  6. Step 6: Final answer
    x = 12,690.89

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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.