Home / 55,036.82-75,951.57-31,162.98

Finding the Fourth Proportional to 55,036.82, 75,951.57 and 31,162.98

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Solution

The fourth proportional to 55,036.82, 75,951.57 and 31,162.98 is: 43,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,036.82 : 75,951.57 = 31,162.98 : x
  2. Step 2: Convert to fraction form
    55,036.82/75,951.57 = 31,162.98/x
  3. Step 3: Cross multiply
    55,036.82x = 75,951.57 × 31,162.98
  4. Step 4: Simplify right side
    55,036.82x = 2,366,877,256.88
  5. Step 5: Solve for x
    x = 2,366,877,256.88/55,036.82
  6. Step 6: Final answer
    x = 43,005.34

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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.