Home / 54,626.32-81,939.48-31,236.36

Finding the Fourth Proportional to 54,626.32, 81,939.48 and 31,236.36

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Solution

The fourth proportional to 54,626.32, 81,939.48 and 31,236.36 is: 46,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,626.32 : 81,939.48 = 31,236.36 : x
  2. Step 2: Convert to fraction form
    54,626.32/81,939.48 = 31,236.36/x
  3. Step 3: Cross multiply
    54,626.32x = 81,939.48 × 31,236.36
  4. Step 4: Simplify right side
    54,626.32x = 2,559,491,095.49
  5. Step 5: Solve for x
    x = 2,559,491,095.49/54,626.32
  6. Step 6: Final answer
    x = 46,854.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.