Home / 36,129.20-54,258.60-34,962.80

Finding the Fourth Proportional to 36,129.20, 54,258.60 and 34,962.80

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Solution

The fourth proportional to 36,129.20, 54,258.60 and 34,962.80 is: 52,506.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,129.20 : 54,258.60 = 34,962.80 : x
  2. Step 2: Convert to fraction form
    36,129.20/54,258.60 = 34,962.80/x
  3. Step 3: Cross multiply
    36,129.20x = 54,258.60 × 34,962.80
  4. Step 4: Simplify right side
    36,129.20x = 1,897,032,580.08
  5. Step 5: Solve for x
    x = 1,897,032,580.08/36,129.20
  6. Step 6: Final answer
    x = 52,506.91

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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.