Home / 36,490.48-54,738.03-15,427.75

Finding the Fourth Proportional to 36,490.48, 54,738.03 and 15,427.75

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Solution

The fourth proportional to 36,490.48, 54,738.03 and 15,427.75 is: 23,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490.48 : 54,738.03 = 15,427.75 : x
  2. Step 2: Convert to fraction form
    36,490.48/54,738.03 = 15,427.75/x
  3. Step 3: Cross multiply
    36,490.48x = 54,738.03 × 15,427.75
  4. Step 4: Simplify right side
    36,490.48x = 844,484,642.33
  5. Step 5: Solve for x
    x = 844,484,642.33/36,490.48
  6. Step 6: Final answer
    x = 23,142.60

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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.