Home / 16,175.78-22,322.48-9,102.06

Finding the Fourth Proportional to 16,175.78, 22,322.48 and 9,102.06

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Solution

The fourth proportional to 16,175.78, 22,322.48 and 9,102.06 is: 12,560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,175.78 : 22,322.48 = 9,102.06 : x
  2. Step 2: Convert to fraction form
    16,175.78/22,322.48 = 9,102.06/x
  3. Step 3: Cross multiply
    16,175.78x = 22,322.48 × 9,102.06
  4. Step 4: Simplify right side
    16,175.78x = 203,180,552.31
  5. Step 5: Solve for x
    x = 203,180,552.31/16,175.78
  6. Step 6: Final answer
    x = 12,560.79

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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.