Home / 36,176.40-54,261.18-12,801.60

Finding the Fourth Proportional to 36,176.40, 54,261.18 and 12,801.60

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Solution

The fourth proportional to 36,176.40, 54,261.18 and 12,801.60 is: 19,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,176.40 : 54,261.18 = 12,801.60 : x
  2. Step 2: Convert to fraction form
    36,176.40/54,261.18 = 12,801.60/x
  3. Step 3: Cross multiply
    36,176.40x = 54,261.18 × 12,801.60
  4. Step 4: Simplify right side
    36,176.40x = 694,629,921.89
  5. Step 5: Solve for x
    x = 694,629,921.89/36,176.40
  6. Step 6: Final answer
    x = 19,201.19

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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.