Home / 36,516.66-54,778.23-10,221.72

Finding the Fourth Proportional to 36,516.66, 54,778.23 and 10,221.72

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Solution

The fourth proportional to 36,516.66, 54,778.23 and 10,221.72 is: 15,333.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,516.66 : 54,778.23 = 10,221.72 : x
  2. Step 2: Convert to fraction form
    36,516.66/54,778.23 = 10,221.72/x
  3. Step 3: Cross multiply
    36,516.66x = 54,778.23 × 10,221.72
  4. Step 4: Simplify right side
    36,516.66x = 559,927,729.16
  5. Step 5: Solve for x
    x = 559,927,729.16/36,516.66
  6. Step 6: Final answer
    x = 15,333.49

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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.