Home / 15,983.03-22,058.72-9,179.73

Finding the Fourth Proportional to 15,983.03, 22,058.72 and 9,179.73

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Solution

The fourth proportional to 15,983.03, 22,058.72 and 9,179.73 is: 12,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.03 : 22,058.72 = 9,179.73 : x
  2. Step 2: Convert to fraction form
    15,983.03/22,058.72 = 9,179.73/x
  3. Step 3: Cross multiply
    15,983.03x = 22,058.72 × 9,179.73
  4. Step 4: Simplify right side
    15,983.03x = 202,493,093.75
  5. Step 5: Solve for x
    x = 202,493,093.75/15,983.03
  6. Step 6: Final answer
    x = 12,669.26

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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.