Home / 18,067.12-24,935.15-10,109.89

Finding the Fourth Proportional to 18,067.12, 24,935.15 and 10,109.89

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Solution

The fourth proportional to 18,067.12, 24,935.15 and 10,109.89 is: 13,953.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.12 : 24,935.15 = 10,109.89 : x
  2. Step 2: Convert to fraction form
    18,067.12/24,935.15 = 10,109.89/x
  3. Step 3: Cross multiply
    18,067.12x = 24,935.15 × 10,109.89
  4. Step 4: Simplify right side
    18,067.12x = 252,091,623.63
  5. Step 5: Solve for x
    x = 252,091,623.63/18,067.12
  6. Step 6: Final answer
    x = 13,953.06

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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.