Home / 35,769.62-49,371.03-20,671.07

Finding the Fourth Proportional to 35,769.62, 49,371.03 and 20,671.07

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Solution

The fourth proportional to 35,769.62, 49,371.03 and 20,671.07 is: 28,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,769.62 : 49,371.03 = 20,671.07 : x
  2. Step 2: Convert to fraction form
    35,769.62/49,371.03 = 20,671.07/x
  3. Step 3: Cross multiply
    35,769.62x = 49,371.03 × 20,671.07
  4. Step 4: Simplify right side
    35,769.62x = 1,020,551,770.25
  5. Step 5: Solve for x
    x = 1,020,551,770.25/35,769.62
  6. Step 6: Final answer
    x = 28,531.25

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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.