Home / 26,973.20-37,231.25-15,645.56

Finding the Fourth Proportional to 26,973.20, 37,231.25 and 15,645.56

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Solution

The fourth proportional to 26,973.20, 37,231.25 and 15,645.56 is: 21,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,973.20 : 37,231.25 = 15,645.56 : x
  2. Step 2: Convert to fraction form
    26,973.20/37,231.25 = 15,645.56/x
  3. Step 3: Cross multiply
    26,973.20x = 37,231.25 × 15,645.56
  4. Step 4: Simplify right side
    26,973.20x = 582,503,491.37
  5. Step 5: Solve for x
    x = 582,503,491.37/26,973.20
  6. Step 6: Final answer
    x = 21,595.64

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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.