Home / 13,572.44-20,358.94-8,922.10

Finding the Fourth Proportional to 13,572.44, 20,358.94 and 8,922.10

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Solution

The fourth proportional to 13,572.44, 20,358.94 and 8,922.10 is: 13,383.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,572.44 : 20,358.94 = 8,922.10 : x
  2. Step 2: Convert to fraction form
    13,572.44/20,358.94 = 8,922.10/x
  3. Step 3: Cross multiply
    13,572.44x = 20,358.94 × 8,922.10
  4. Step 4: Simplify right side
    13,572.44x = 181,644,498.57
  5. Step 5: Solve for x
    x = 181,644,498.57/13,572.44
  6. Step 6: Final answer
    x = 13,383.33

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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.