Home / 26,341.80-36,361.62-15,727.56

Finding the Fourth Proportional to 26,341.80, 36,361.62 and 15,727.56

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Solution

The fourth proportional to 26,341.80, 36,361.62 and 15,727.56 is: 21,709.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,341.80 : 36,361.62 = 15,727.56 : x
  2. Step 2: Convert to fraction form
    26,341.80/36,361.62 = 15,727.56/x
  3. Step 3: Cross multiply
    26,341.80x = 36,361.62 × 15,727.56
  4. Step 4: Simplify right side
    26,341.80x = 571,879,560.25
  5. Step 5: Solve for x
    x = 571,879,560.25/26,341.80
  6. Step 6: Final answer
    x = 21,709.97

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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.