Home / 15,162.48-22,743.72-5,922

Finding the Fourth Proportional to 15,162.48, 22,743.72 and 5,922

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Solution

The fourth proportional to 15,162.48, 22,743.72 and 5,922 is: 8,883

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,162.48 : 22,743.72 = 5,922 : x
  2. Step 2: Convert to fraction form
    15,162.48/22,743.72 = 5,922/x
  3. Step 3: Cross multiply
    15,162.48x = 22,743.72 × 5,922
  4. Step 4: Simplify right side
    15,162.48x = 134,688,309.84
  5. Step 5: Solve for x
    x = 134,688,309.84/15,162.48
  6. Step 6: Final answer
    x = 8,883

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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.