Home / 54,711.82-75,502.31-29,561.32

Finding the Fourth Proportional to 54,711.82, 75,502.31 and 29,561.32

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Solution

The fourth proportional to 54,711.82, 75,502.31 and 29,561.32 is: 40,794.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,711.82 : 75,502.31 = 29,561.32 : x
  2. Step 2: Convert to fraction form
    54,711.82/75,502.31 = 29,561.32/x
  3. Step 3: Cross multiply
    54,711.82x = 75,502.31 × 29,561.32
  4. Step 4: Simplify right side
    54,711.82x = 2,231,947,831.80
  5. Step 5: Solve for x
    x = 2,231,947,831.80/54,711.82
  6. Step 6: Final answer
    x = 40,794.62

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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.