Home / 48,722.47-73,054.11-19,104.82

Finding the Fourth Proportional to 48,722.47, 73,054.11 and 19,104.82

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Solution

The fourth proportional to 48,722.47, 73,054.11 and 19,104.82 is: 28,645.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,722.47 : 73,054.11 = 19,104.82 : x
  2. Step 2: Convert to fraction form
    48,722.47/73,054.11 = 19,104.82/x
  3. Step 3: Cross multiply
    48,722.47x = 73,054.11 × 19,104.82
  4. Step 4: Simplify right side
    48,722.47x = 1,395,685,621.81
  5. Step 5: Solve for x
    x = 1,395,685,621.81/48,722.47
  6. Step 6: Final answer
    x = 28,645.63

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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.