Home / 39,840.96-59,751.48-11,755.44

Finding the Fourth Proportional to 39,840.96, 59,751.48 and 11,755.44

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Solution

The fourth proportional to 39,840.96, 59,751.48 and 11,755.44 is: 17,630.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,840.96 : 59,751.48 = 11,755.44 : x
  2. Step 2: Convert to fraction form
    39,840.96/59,751.48 = 11,755.44/x
  3. Step 3: Cross multiply
    39,840.96x = 59,751.48 × 11,755.44
  4. Step 4: Simplify right side
    39,840.96x = 702,404,938.05
  5. Step 5: Solve for x
    x = 702,404,938.05/39,840.96
  6. Step 6: Final answer
    x = 17,630.22

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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.