Home / 55,815.42-83,690.73-22,508.22

Finding the Fourth Proportional to 55,815.42, 83,690.73 and 22,508.22

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Solution

The fourth proportional to 55,815.42, 83,690.73 and 22,508.22 is: 33,749.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,815.42 : 83,690.73 = 22,508.22 : x
  2. Step 2: Convert to fraction form
    55,815.42/83,690.73 = 22,508.22/x
  3. Step 3: Cross multiply
    55,815.42x = 83,690.73 × 22,508.22
  4. Step 4: Simplify right side
    55,815.42x = 1,883,729,362.80
  5. Step 5: Solve for x
    x = 1,883,729,362.80/55,815.42
  6. Step 6: Final answer
    x = 33,749.26

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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.