Home / 19,997.40-29,996.12-14,806.92

Finding the Fourth Proportional to 19,997.40, 29,996.12 and 14,806.92

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Solution

The fourth proportional to 19,997.40, 29,996.12 and 14,806.92 is: 22,210.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997.40 : 29,996.12 = 14,806.92 : x
  2. Step 2: Convert to fraction form
    19,997.40/29,996.12 = 14,806.92/x
  3. Step 3: Cross multiply
    19,997.40x = 29,996.12 × 14,806.92
  4. Step 4: Simplify right side
    19,997.40x = 444,150,149.15
  5. Step 5: Solve for x
    x = 444,150,149.15/19,997.40
  6. Step 6: Final answer
    x = 22,210.39

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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.