Home / 36,781.36-55,148.30-15,735.13

Finding the Fourth Proportional to 36,781.36, 55,148.30 and 15,735.13

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Solution

The fourth proportional to 36,781.36, 55,148.30 and 15,735.13 is: 23,592.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,781.36 : 55,148.30 = 15,735.13 : x
  2. Step 2: Convert to fraction form
    36,781.36/55,148.30 = 15,735.13/x
  3. Step 3: Cross multiply
    36,781.36x = 55,148.30 × 15,735.13
  4. Step 4: Simplify right side
    36,781.36x = 867,765,719.05
  5. Step 5: Solve for x
    x = 867,765,719.05/36,781.36
  6. Step 6: Final answer
    x = 23,592.54

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1.5x scale

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.