Home / 26,856.45-37,067.40-15,524.31

Finding the Fourth Proportional to 26,856.45, 37,067.40 and 15,524.31

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Solution

The fourth proportional to 26,856.45, 37,067.40 and 15,524.31 is: 21,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,856.45 : 37,067.40 = 15,524.31 : x
  2. Step 2: Convert to fraction form
    26,856.45/37,067.40 = 15,524.31/x
  3. Step 3: Cross multiply
    26,856.45x = 37,067.40 × 15,524.31
  4. Step 4: Simplify right side
    26,856.45x = 575,445,808.49
  5. Step 5: Solve for x
    x = 575,445,808.49/26,856.45
  6. Step 6: Final answer
    x = 21,426.73

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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.