Home / 36,621.77-54,932.67-13,242.74

Finding the Fourth Proportional to 36,621.77, 54,932.67 and 13,242.74

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Solution

The fourth proportional to 36,621.77, 54,932.67 and 13,242.74 is: 19,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,621.77 : 54,932.67 = 13,242.74 : x
  2. Step 2: Convert to fraction form
    36,621.77/54,932.67 = 13,242.74/x
  3. Step 3: Cross multiply
    36,621.77x = 54,932.67 × 13,242.74
  4. Step 4: Simplify right side
    36,621.77x = 727,458,791.65
  5. Step 5: Solve for x
    x = 727,458,791.65/36,621.77
  6. Step 6: Final answer
    x = 19,864.11

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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.