Home / 36,700.55-55,072.43-13,329.35

Finding the Fourth Proportional to 36,700.55, 55,072.43 and 13,329.35

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Solution

The fourth proportional to 36,700.55, 55,072.43 and 13,329.35 is: 20,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.55 : 55,072.43 = 13,329.35 : x
  2. Step 2: Convert to fraction form
    36,700.55/55,072.43 = 13,329.35/x
  3. Step 3: Cross multiply
    36,700.55x = 55,072.43 × 13,329.35
  4. Step 4: Simplify right side
    36,700.55x = 734,079,694.82
  5. Step 5: Solve for x
    x = 734,079,694.82/36,700.55
  6. Step 6: Final answer
    x = 20,001.87

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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.