Home / 37,755.48-52,113.42-21,850.68

Finding the Fourth Proportional to 37,755.48, 52,113.42 and 21,850.68

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Solution

The fourth proportional to 37,755.48, 52,113.42 and 21,850.68 is: 30,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.48 : 52,113.42 = 21,850.68 : x
  2. Step 2: Convert to fraction form
    37,755.48/52,113.42 = 21,850.68/x
  3. Step 3: Cross multiply
    37,755.48x = 52,113.42 × 21,850.68
  4. Step 4: Simplify right side
    37,755.48x = 1,138,713,664.13
  5. Step 5: Solve for x
    x = 1,138,713,664.13/37,755.48
  6. Step 6: Final answer
    x = 30,160.22

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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.