Home / 35,371.09-48,819.04-20,273.87

Finding the Fourth Proportional to 35,371.09, 48,819.04 and 20,273.87

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Solution

The fourth proportional to 35,371.09, 48,819.04 and 20,273.87 is: 27,981.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,371.09 : 48,819.04 = 20,273.87 : x
  2. Step 2: Convert to fraction form
    35,371.09/48,819.04 = 20,273.87/x
  3. Step 3: Cross multiply
    35,371.09x = 48,819.04 × 20,273.87
  4. Step 4: Simplify right side
    35,371.09x = 989,750,870.48
  5. Step 5: Solve for x
    x = 989,750,870.48/35,371.09
  6. Step 6: Final answer
    x = 27,981.92

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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.