Home / 37,999.84-52,439.92-21,233.12

Finding the Fourth Proportional to 37,999.84, 52,439.92 and 21,233.12

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Solution

The fourth proportional to 37,999.84, 52,439.92 and 21,233.12 is: 29,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.84 : 52,439.92 = 21,233.12 : x
  2. Step 2: Convert to fraction form
    37,999.84/52,439.92 = 21,233.12/x
  3. Step 3: Cross multiply
    37,999.84x = 52,439.92 × 21,233.12
  4. Step 4: Simplify right side
    37,999.84x = 1,113,463,114.15
  5. Step 5: Solve for x
    x = 1,113,463,114.15/37,999.84
  6. Step 6: Final answer
    x = 29,301.78

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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.