Home / 48,721.77-73,038.92-19,160.82

Finding the Fourth Proportional to 48,721.77, 73,038.92 and 19,160.82

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Solution

The fourth proportional to 48,721.77, 73,038.92 and 19,160.82 is: 28,724.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,721.77 : 73,038.92 = 19,160.82 : x
  2. Step 2: Convert to fraction form
    48,721.77/73,038.92 = 19,160.82/x
  3. Step 3: Cross multiply
    48,721.77x = 73,038.92 × 19,160.82
  4. Step 4: Simplify right side
    48,721.77x = 1,399,485,503.31
  5. Step 5: Solve for x
    x = 1,399,485,503.31/48,721.77
  6. Step 6: Final answer
    x = 28,724.03

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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.