Home / 36,124.18-54,190.88-13,943.90

Finding the Fourth Proportional to 36,124.18, 54,190.88 and 13,943.90

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Solution

The fourth proportional to 36,124.18, 54,190.88 and 13,943.90 is: 20,917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.18 : 54,190.88 = 13,943.90 : x
  2. Step 2: Convert to fraction form
    36,124.18/54,190.88 = 13,943.90/x
  3. Step 3: Cross multiply
    36,124.18x = 54,190.88 × 13,943.90
  4. Step 4: Simplify right side
    36,124.18x = 755,632,211.63
  5. Step 5: Solve for x
    x = 755,632,211.63/36,124.18
  6. Step 6: Final answer
    x = 20,917.63

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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.