Home / 36,909.72-55,396.08-14,738.76

Finding the Fourth Proportional to 36,909.72, 55,396.08 and 14,738.76

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Solution

The fourth proportional to 36,909.72, 55,396.08 and 14,738.76 is: 22,120.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,909.72 : 55,396.08 = 14,738.76 : x
  2. Step 2: Convert to fraction form
    36,909.72/55,396.08 = 14,738.76/x
  3. Step 3: Cross multiply
    36,909.72x = 55,396.08 × 14,738.76
  4. Step 4: Simplify right side
    36,909.72x = 816,469,528.06
  5. Step 5: Solve for x
    x = 816,469,528.06/36,909.72
  6. Step 6: Final answer
    x = 22,120.72

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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.