Home / 13,954.17-19,245.62-9,179.02

Finding the Fourth Proportional to 13,954.17, 19,245.62 and 9,179.02

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Solution

The fourth proportional to 13,954.17, 19,245.62 and 9,179.02 is: 12,659.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,954.17 : 19,245.62 = 9,179.02 : x
  2. Step 2: Convert to fraction form
    13,954.17/19,245.62 = 9,179.02/x
  3. Step 3: Cross multiply
    13,954.17x = 19,245.62 × 9,179.02
  4. Step 4: Simplify right side
    13,954.17x = 176,655,930.89
  5. Step 5: Solve for x
    x = 176,655,930.89/13,954.17
  6. Step 6: Final answer
    x = 12,659.72

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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.