Home / 48,639.09-67,121.89-26,283.09

Finding the Fourth Proportional to 48,639.09, 67,121.89 and 26,283.09

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Solution

The fourth proportional to 48,639.09, 67,121.89 and 26,283.09 is: 36,270.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,639.09 : 67,121.89 = 26,283.09 : x
  2. Step 2: Convert to fraction form
    48,639.09/67,121.89 = 26,283.09/x
  3. Step 3: Cross multiply
    48,639.09x = 67,121.89 × 26,283.09
  4. Step 4: Simplify right side
    48,639.09x = 1,764,170,675.84
  5. Step 5: Solve for x
    x = 1,764,170,675.84/48,639.09
  6. Step 6: Final answer
    x = 36,270.63

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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.