Home / 54,502.72-75,211.32-31,843.80

Finding the Fourth Proportional to 54,502.72, 75,211.32 and 31,843.80

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Solution

The fourth proportional to 54,502.72, 75,211.32 and 31,843.80 is: 43,943.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,502.72 : 75,211.32 = 31,843.80 : x
  2. Step 2: Convert to fraction form
    54,502.72/75,211.32 = 31,843.80/x
  3. Step 3: Cross multiply
    54,502.72x = 75,211.32 × 31,843.80
  4. Step 4: Simplify right side
    54,502.72x = 2,395,014,231.82
  5. Step 5: Solve for x
    x = 2,395,014,231.82/54,502.72
  6. Step 6: Final answer
    x = 43,943.02

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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.