Home / 36,756.32-55,143.72-11,798.60

Finding the Fourth Proportional to 36,756.32, 55,143.72 and 11,798.60

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Solution

The fourth proportional to 36,756.32, 55,143.72 and 11,798.60 is: 17,700.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,756.32 : 55,143.72 = 11,798.60 : x
  2. Step 2: Convert to fraction form
    36,756.32/55,143.72 = 11,798.60/x
  3. Step 3: Cross multiply
    36,756.32x = 55,143.72 × 11,798.60
  4. Step 4: Simplify right side
    36,756.32x = 650,618,694.79
  5. Step 5: Solve for x
    x = 650,618,694.79/36,756.32
  6. Step 6: Final answer
    x = 17,700.87

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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.