Home / 26,847.54-37,081.08-21,488.58

Finding the Fourth Proportional to 26,847.54, 37,081.08 and 21,488.58

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Solution

The fourth proportional to 26,847.54, 37,081.08 and 21,488.58 is: 29,679.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,847.54 : 37,081.08 = 21,488.58 : x
  2. Step 2: Convert to fraction form
    26,847.54/37,081.08 = 21,488.58/x
  3. Step 3: Cross multiply
    26,847.54x = 37,081.08 × 21,488.58
  4. Step 4: Simplify right side
    26,847.54x = 796,819,754.07
  5. Step 5: Solve for x
    x = 796,819,754.07/26,847.54
  6. Step 6: Final answer
    x = 29,679.43

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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.