Home / 55,814.40-83,721.60-33,616.35

Finding the Fourth Proportional to 55,814.40, 83,721.60 and 33,616.35

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Solution

The fourth proportional to 55,814.40, 83,721.60 and 33,616.35 is: 50,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,814.40 : 83,721.60 = 33,616.35 : x
  2. Step 2: Convert to fraction form
    55,814.40/83,721.60 = 33,616.35/x
  3. Step 3: Cross multiply
    55,814.40x = 83,721.60 × 33,616.35
  4. Step 4: Simplify right side
    55,814.40x = 2,814,414,608.16
  5. Step 5: Solve for x
    x = 2,814,414,608.16/55,814.40
  6. Step 6: Final answer
    x = 50,424.53

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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.