Home / 36,135.50-54,199.15-13,946.97

Finding the Fourth Proportional to 36,135.50, 54,199.15 and 13,946.97

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Solution

The fourth proportional to 36,135.50, 54,199.15 and 13,946.97 is: 20,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,135.50 : 54,199.15 = 13,946.97 : x
  2. Step 2: Convert to fraction form
    36,135.50/54,199.15 = 13,946.97/x
  3. Step 3: Cross multiply
    36,135.50x = 54,199.15 × 13,946.97
  4. Step 4: Simplify right side
    36,135.50x = 755,913,884.21
  5. Step 5: Solve for x
    x = 755,913,884.21/36,135.50
  6. Step 6: Final answer
    x = 20,918.87

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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.