Home / 26,977.60-37,228.36-15,646.38

Finding the Fourth Proportional to 26,977.60, 37,228.36 and 15,646.38

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Solution

The fourth proportional to 26,977.60, 37,228.36 and 15,646.38 is: 21,591.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,977.60 : 37,228.36 = 15,646.38 : x
  2. Step 2: Convert to fraction form
    26,977.60/37,228.36 = 15,646.38/x
  3. Step 3: Cross multiply
    26,977.60x = 37,228.36 × 15,646.38
  4. Step 4: Simplify right side
    26,977.60x = 582,489,067.34
  5. Step 5: Solve for x
    x = 582,489,067.34/26,977.60
  6. Step 6: Final answer
    x = 21,591.58

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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.