Home / 15,193.92-22,782.38-5,329.34

Finding the Fourth Proportional to 15,193.92, 22,782.38 and 5,329.34

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Solution

The fourth proportional to 15,193.92, 22,782.38 and 5,329.34 is: 7,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,193.92 : 22,782.38 = 5,329.34 : x
  2. Step 2: Convert to fraction form
    15,193.92/22,782.38 = 5,329.34/x
  3. Step 3: Cross multiply
    15,193.92x = 22,782.38 × 5,329.34
  4. Step 4: Simplify right side
    15,193.92x = 121,414,908.47
  5. Step 5: Solve for x
    x = 121,414,908.47/15,193.92
  6. Step 6: Final answer
    x = 7,991.02

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1.5x scale

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.