Home / 20,050.17-27,650.85-17,216.58

Finding the Fourth Proportional to 20,050.17, 27,650.85 and 17,216.58

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Solution

The fourth proportional to 20,050.17, 27,650.85 and 17,216.58 is: 23,743.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.17 : 27,650.85 = 17,216.58 : x
  2. Step 2: Convert to fraction form
    20,050.17/27,650.85 = 17,216.58/x
  3. Step 3: Cross multiply
    20,050.17x = 27,650.85 × 17,216.58
  4. Step 4: Simplify right side
    20,050.17x = 476,053,071.09
  5. Step 5: Solve for x
    x = 476,053,071.09/20,050.17
  6. Step 6: Final answer
    x = 23,743.09

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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.