Home / 48,537.32-72,795.00-18,939.92

Finding the Fourth Proportional to 48,537.32, 72,795.00 and 18,939.92

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Solution

The fourth proportional to 48,537.32, 72,795.00 and 18,939.92 is: 28,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,537.32 : 72,795.00 = 18,939.92 : x
  2. Step 2: Convert to fraction form
    48,537.32/72,795.00 = 18,939.92/x
  3. Step 3: Cross multiply
    48,537.32x = 72,795.00 × 18,939.92
  4. Step 4: Simplify right side
    48,537.32x = 1,378,731,456.43
  5. Step 5: Solve for x
    x = 1,378,731,456.43/48,537.32
  6. Step 6: Final answer
    x = 28,405.60

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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.