Home / 36,936.40-55,404.60-34,085.20

Finding the Fourth Proportional to 36,936.40, 55,404.60 and 34,085.20

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Solution

The fourth proportional to 36,936.40, 55,404.60 and 34,085.20 is: 51,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,936.40 : 55,404.60 = 34,085.20 : x
  2. Step 2: Convert to fraction form
    36,936.40/55,404.60 = 34,085.20/x
  3. Step 3: Cross multiply
    36,936.40x = 55,404.60 × 34,085.20
  4. Step 4: Simplify right side
    36,936.40x = 1,888,476,871.92
  5. Step 5: Solve for x
    x = 1,888,476,871.92/36,936.40
  6. Step 6: Final answer
    x = 51,127.80

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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.