Home / 55,036.92-75,951.24-31,168.24

Finding the Fourth Proportional to 55,036.92, 75,951.24 and 31,168.24

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Solution

The fourth proportional to 55,036.92, 75,951.24 and 31,168.24 is: 43,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,036.92 : 75,951.24 = 31,168.24 : x
  2. Step 2: Convert to fraction form
    55,036.92/75,951.24 = 31,168.24/x
  3. Step 3: Cross multiply
    55,036.92x = 75,951.24 × 31,168.24
  4. Step 4: Simplify right side
    55,036.92x = 2,367,266,476.62
  5. Step 5: Solve for x
    x = 2,367,266,476.62/55,036.92
  6. Step 6: Final answer
    x = 43,012.34

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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.