Home / 13,056.39-18,005.58-10,067.49

Finding the Fourth Proportional to 13,056.39, 18,005.58 and 10,067.49

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Solution

The fourth proportional to 13,056.39, 18,005.58 and 10,067.49 is: 13,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056.39 : 18,005.58 = 10,067.49 : x
  2. Step 2: Convert to fraction form
    13,056.39/18,005.58 = 10,067.49/x
  3. Step 3: Cross multiply
    13,056.39x = 18,005.58 × 10,067.49
  4. Step 4: Simplify right side
    13,056.39x = 181,270,996.59
  5. Step 5: Solve for x
    x = 181,270,996.59/13,056.39
  6. Step 6: Final answer
    x = 13,883.70

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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.