Home / 17,021.82-23,508.05-15,166.52

Finding the Fourth Proportional to 17,021.82, 23,508.05 and 15,166.52

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Solution

The fourth proportional to 17,021.82, 23,508.05 and 15,166.52 is: 20,945.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.82 : 23,508.05 = 15,166.52 : x
  2. Step 2: Convert to fraction form
    17,021.82/23,508.05 = 15,166.52/x
  3. Step 3: Cross multiply
    17,021.82x = 23,508.05 × 15,166.52
  4. Step 4: Simplify right side
    17,021.82x = 356,535,117.11
  5. Step 5: Solve for x
    x = 356,535,117.11/17,021.82
  6. Step 6: Final answer
    x = 20,945.77

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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.