Home / 36,425.07-54,382.11-30,821.57

Finding the Fourth Proportional to 36,425.07, 54,382.11 and 30,821.57

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Solution

The fourth proportional to 36,425.07, 54,382.11 and 30,821.57 is: 46,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,425.07 : 54,382.11 = 30,821.57 : x
  2. Step 2: Convert to fraction form
    36,425.07/54,382.11 = 30,821.57/x
  3. Step 3: Cross multiply
    36,425.07x = 54,382.11 × 30,821.57
  4. Step 4: Simplify right side
    36,425.07x = 1,676,141,738.20
  5. Step 5: Solve for x
    x = 1,676,141,738.20/36,425.07
  6. Step 6: Final answer
    x = 46,016.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.