Home / 16,769.03-23,139.87-9,214.97

Finding the Fourth Proportional to 16,769.03, 23,139.87 and 9,214.97

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Solution

The fourth proportional to 16,769.03, 23,139.87 and 9,214.97 is: 12,715.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,769.03 : 23,139.87 = 9,214.97 : x
  2. Step 2: Convert to fraction form
    16,769.03/23,139.87 = 9,214.97/x
  3. Step 3: Cross multiply
    16,769.03x = 23,139.87 × 9,214.97
  4. Step 4: Simplify right side
    16,769.03x = 213,233,092.15
  5. Step 5: Solve for x
    x = 213,233,092.15/16,769.03
  6. Step 6: Final answer
    x = 12,715.89

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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.