Home / 18,419.10-27,628.83-10,094.58

Finding the Fourth Proportional to 18,419.10, 27,628.83 and 10,094.58

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Solution

The fourth proportional to 18,419.10, 27,628.83 and 10,094.58 is: 15,141.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,419.10 : 27,628.83 = 10,094.58 : x
  2. Step 2: Convert to fraction form
    18,419.10/27,628.83 = 10,094.58/x
  3. Step 3: Cross multiply
    18,419.10x = 27,628.83 × 10,094.58
  4. Step 4: Simplify right side
    18,419.10x = 278,901,434.74
  5. Step 5: Solve for x
    x = 278,901,434.74/18,419.10
  6. Step 6: Final answer
    x = 15,141.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.