Home / 36,763.20-55,136.16-13,376.88

Finding the Fourth Proportional to 36,763.20, 55,136.16 and 13,376.88

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Solution

The fourth proportional to 36,763.20, 55,136.16 and 13,376.88 is: 20,062.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,763.20 : 55,136.16 = 13,376.88 : x
  2. Step 2: Convert to fraction form
    36,763.20/55,136.16 = 13,376.88/x
  3. Step 3: Cross multiply
    36,763.20x = 55,136.16 × 13,376.88
  4. Step 4: Simplify right side
    36,763.20x = 737,549,795.98
  5. Step 5: Solve for x
    x = 737,549,795.98/36,763.20
  6. Step 6: Final answer
    x = 20,062.18

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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.