Home / 36,939.49-55,404.60-10,287.46

Finding the Fourth Proportional to 36,939.49, 55,404.60 and 10,287.46

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Solution

The fourth proportional to 36,939.49, 55,404.60 and 10,287.46 is: 15,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,939.49 : 55,404.60 = 10,287.46 : x
  2. Step 2: Convert to fraction form
    36,939.49/55,404.60 = 10,287.46/x
  3. Step 3: Cross multiply
    36,939.49x = 55,404.60 × 10,287.46
  4. Step 4: Simplify right side
    36,939.49x = 569,972,606.32
  5. Step 5: Solve for x
    x = 569,972,606.32/36,939.49
  6. Step 6: Final answer
    x = 15,429.90

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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.