Home / 48,911.48-73,339.68-15,623.72

Finding the Fourth Proportional to 48,911.48, 73,339.68 and 15,623.72

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Solution

The fourth proportional to 48,911.48, 73,339.68 and 15,623.72 is: 23,426.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,911.48 : 73,339.68 = 15,623.72 : x
  2. Step 2: Convert to fraction form
    48,911.48/73,339.68 = 15,623.72/x
  3. Step 3: Cross multiply
    48,911.48x = 73,339.68 × 15,623.72
  4. Step 4: Simplify right side
    48,911.48x = 1,145,838,625.21
  5. Step 5: Solve for x
    x = 1,145,838,625.21/48,911.48
  6. Step 6: Final answer
    x = 23,426.78

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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.