Home / 26,772.45-36,945.34-15,441.96

Finding the Fourth Proportional to 26,772.45, 36,945.34 and 15,441.96

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Solution

The fourth proportional to 26,772.45, 36,945.34 and 15,441.96 is: 21,309.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.45 : 36,945.34 = 15,441.96 : x
  2. Step 2: Convert to fraction form
    26,772.45/36,945.34 = 15,441.96/x
  3. Step 3: Cross multiply
    26,772.45x = 36,945.34 × 15,441.96
  4. Step 4: Simplify right side
    26,772.45x = 570,508,462.47
  5. Step 5: Solve for x
    x = 570,508,462.47/26,772.45
  6. Step 6: Final answer
    x = 21,309.54

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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.