Home / 48,486.92-72,730.25-15,209.49

Finding the Fourth Proportional to 48,486.92, 72,730.25 and 15,209.49

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Solution

The fourth proportional to 48,486.92, 72,730.25 and 15,209.49 is: 22,814.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,486.92 : 72,730.25 = 15,209.49 : x
  2. Step 2: Convert to fraction form
    48,486.92/72,730.25 = 15,209.49/x
  3. Step 3: Cross multiply
    48,486.92x = 72,730.25 × 15,209.49
  4. Step 4: Simplify right side
    48,486.92x = 1,106,189,940.24
  5. Step 5: Solve for x
    x = 1,106,189,940.24/48,486.92
  6. Step 6: Final answer
    x = 22,814.19

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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.