Home / 48,363.52-72,557.88-18,378.34

Finding the Fourth Proportional to 48,363.52, 72,557.88 and 18,378.34

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Solution

The fourth proportional to 48,363.52, 72,557.88 and 18,378.34 is: 27,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,363.52 : 72,557.88 = 18,378.34 : x
  2. Step 2: Convert to fraction form
    48,363.52/72,557.88 = 18,378.34/x
  3. Step 3: Cross multiply
    48,363.52x = 72,557.88 × 18,378.34
  4. Step 4: Simplify right side
    48,363.52x = 1,333,493,388.32
  5. Step 5: Solve for x
    x = 1,333,493,388.32/48,363.52
  6. Step 6: Final answer
    x = 27,572.30

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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.