Home / 36,872.83-55,309.26-9,170.83

Finding the Fourth Proportional to 36,872.83, 55,309.26 and 9,170.83

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Solution

The fourth proportional to 36,872.83, 55,309.26 and 9,170.83 is: 13,756.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,872.83 : 55,309.26 = 9,170.83 : x
  2. Step 2: Convert to fraction form
    36,872.83/55,309.26 = 9,170.83/x
  3. Step 3: Cross multiply
    36,872.83x = 55,309.26 × 9,170.83
  4. Step 4: Simplify right side
    36,872.83x = 507,231,924.41
  5. Step 5: Solve for x
    x = 507,231,924.41/36,872.83
  6. Step 6: Final answer
    x = 13,756.25

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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.