Home / 34,669.05-52,016.60-20,637.15

Finding the Fourth Proportional to 34,669.05, 52,016.60 and 20,637.15

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Solution

The fourth proportional to 34,669.05, 52,016.60 and 20,637.15 is: 30,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,669.05 : 52,016.60 = 20,637.15 : x
  2. Step 2: Convert to fraction form
    34,669.05/52,016.60 = 20,637.15/x
  3. Step 3: Cross multiply
    34,669.05x = 52,016.60 × 20,637.15
  4. Step 4: Simplify right side
    34,669.05x = 1,073,474,376.69
  5. Step 5: Solve for x
    x = 1,073,474,376.69/34,669.05
  6. Step 6: Final answer
    x = 30,963.48

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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.