Home / 54,617.36-75,382.76-31,958.80

Finding the Fourth Proportional to 54,617.36, 75,382.76 and 31,958.80

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Solution

The fourth proportional to 54,617.36, 75,382.76 and 31,958.80 is: 44,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,617.36 : 75,382.76 = 31,958.80 : x
  2. Step 2: Convert to fraction form
    54,617.36/75,382.76 = 31,958.80/x
  3. Step 3: Cross multiply
    54,617.36x = 75,382.76 × 31,958.80
  4. Step 4: Simplify right side
    54,617.36x = 2,409,142,550.29
  5. Step 5: Solve for x
    x = 2,409,142,550.29/54,617.36
  6. Step 6: Final answer
    x = 44,109.47

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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.