Home / 16,222.29-22,388.33-9,847.41

Finding the Fourth Proportional to 16,222.29, 22,388.33 and 9,847.41

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Solution

The fourth proportional to 16,222.29, 22,388.33 and 9,847.41 is: 13,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222.29 : 22,388.33 = 9,847.41 : x
  2. Step 2: Convert to fraction form
    16,222.29/22,388.33 = 9,847.41/x
  3. Step 3: Cross multiply
    16,222.29x = 22,388.33 × 9,847.41
  4. Step 4: Simplify right side
    16,222.29x = 220,467,015.49
  5. Step 5: Solve for x
    x = 220,467,015.49/16,222.29
  6. Step 6: Final answer
    x = 13,590.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.