Home / 13,375.24-20,058.78-5,582.23

Finding the Fourth Proportional to 13,375.24, 20,058.78 and 5,582.23

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Solution

The fourth proportional to 13,375.24, 20,058.78 and 5,582.23 is: 8,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.24 : 20,058.78 = 5,582.23 : x
  2. Step 2: Convert to fraction form
    13,375.24/20,058.78 = 5,582.23/x
  3. Step 3: Cross multiply
    13,375.24x = 20,058.78 × 5,582.23
  4. Step 4: Simplify right side
    13,375.24x = 111,972,723.48
  5. Step 5: Solve for x
    x = 111,972,723.48/13,375.24
  6. Step 6: Final answer
    x = 8,371.64

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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.