Home / 48,553.20-72,852.48-18,963.36

Finding the Fourth Proportional to 48,553.20, 72,852.48 and 18,963.36

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Solution

The fourth proportional to 48,553.20, 72,852.48 and 18,963.36 is: 28,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,553.20 : 72,852.48 = 18,963.36 : x
  2. Step 2: Convert to fraction form
    48,553.20/72,852.48 = 18,963.36/x
  3. Step 3: Cross multiply
    48,553.20x = 72,852.48 × 18,963.36
  4. Step 4: Simplify right side
    48,553.20x = 1,381,527,805.13
  5. Step 5: Solve for x
    x = 1,381,527,805.13/48,553.20
  6. Step 6: Final answer
    x = 28,453.90

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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.