Home / 39,552.12-54,586.98-22,785.12

Finding the Fourth Proportional to 39,552.12, 54,586.98 and 22,785.12

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Solution

The fourth proportional to 39,552.12, 54,586.98 and 22,785.12 is: 31,446.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,552.12 : 54,586.98 = 22,785.12 : x
  2. Step 2: Convert to fraction form
    39,552.12/54,586.98 = 22,785.12/x
  3. Step 3: Cross multiply
    39,552.12x = 54,586.98 × 22,785.12
  4. Step 4: Simplify right side
    39,552.12x = 1,243,770,889.74
  5. Step 5: Solve for x
    x = 1,243,770,889.74/39,552.12
  6. Step 6: Final answer
    x = 31,446.38

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Double scale
Find fourth proportional to 39,553.12, 54,588.36 and 22,786.12
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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.