Home / 31,552.50-43,515-27,302.19

Finding the Fourth Proportional to 31,552.50, 43,515 and 27,302.19

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Solution

The fourth proportional to 31,552.50, 43,515 and 27,302.19 is: 37,653.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,552.50 : 43,515 = 27,302.19 : x
  2. Step 2: Convert to fraction form
    31,552.50/43,515 = 27,302.19/x
  3. Step 3: Cross multiply
    31,552.50x = 43,515 × 27,302.19
  4. Step 4: Simplify right side
    31,552.50x = 1,188,054,797.85
  5. Step 5: Solve for x
    x = 1,188,054,797.85/31,552.50
  6. Step 6: Final answer
    x = 37,653.27

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.