Home / 52,660.89-72,678.83-30,008.03

Finding the Fourth Proportional to 52,660.89, 72,678.83 and 30,008.03

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Solution

The fourth proportional to 52,660.89, 72,678.83 and 30,008.03 is: 41,414.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,660.89 : 72,678.83 = 30,008.03 : x
  2. Step 2: Convert to fraction form
    52,660.89/72,678.83 = 30,008.03/x
  3. Step 3: Cross multiply
    52,660.89x = 72,678.83 × 30,008.03
  4. Step 4: Simplify right side
    52,660.89x = 2,180,947,997.57
  5. Step 5: Solve for x
    x = 2,180,947,997.57/52,660.89
  6. Step 6: Final answer
    x = 41,414.95

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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.