Home / 26,651.52-36,778.86-14,715.09

Finding the Fourth Proportional to 26,651.52, 36,778.86 and 14,715.09

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Solution

The fourth proportional to 26,651.52, 36,778.86 and 14,715.09 is: 20,306.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,651.52 : 36,778.86 = 14,715.09 : x
  2. Step 2: Convert to fraction form
    26,651.52/36,778.86 = 14,715.09/x
  3. Step 3: Cross multiply
    26,651.52x = 36,778.86 × 14,715.09
  4. Step 4: Simplify right side
    26,651.52x = 541,204,235.00
  5. Step 5: Solve for x
    x = 541,204,235.00/26,651.52
  6. Step 6: Final answer
    x = 20,306.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.