Home / 26,977.21-37,257.60-20,535.08

Finding the Fourth Proportional to 26,977.21, 37,257.60 and 20,535.08

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Solution

The fourth proportional to 26,977.21, 37,257.60 and 20,535.08 is: 28,360.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,977.21 : 37,257.60 = 20,535.08 : x
  2. Step 2: Convert to fraction form
    26,977.21/37,257.60 = 20,535.08/x
  3. Step 3: Cross multiply
    26,977.21x = 37,257.60 × 20,535.08
  4. Step 4: Simplify right side
    26,977.21x = 765,087,693.93
  5. Step 5: Solve for x
    x = 765,087,693.93/26,977.21
  6. Step 6: Final answer
    x = 28,360.52

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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.