Home / 16,175.78-22,330.13-9,460.48

Finding the Fourth Proportional to 16,175.78, 22,330.13 and 9,460.48

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Solution

The fourth proportional to 16,175.78, 22,330.13 and 9,460.48 is: 13,059.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,175.78 : 22,330.13 = 9,460.48 : x
  2. Step 2: Convert to fraction form
    16,175.78/22,330.13 = 9,460.48/x
  3. Step 3: Cross multiply
    16,175.78x = 22,330.13 × 9,460.48
  4. Step 4: Simplify right side
    16,175.78x = 211,253,748.26
  5. Step 5: Solve for x
    x = 211,253,748.26/16,175.78
  6. Step 6: Final answer
    x = 13,059.88

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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.