Home / 18,283.10-27,425.67-5,134.44

Finding the Fourth Proportional to 18,283.10, 27,425.67 and 5,134.44

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Solution

The fourth proportional to 18,283.10, 27,425.67 and 5,134.44 is: 7,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283.10 : 27,425.67 = 5,134.44 : x
  2. Step 2: Convert to fraction form
    18,283.10/27,425.67 = 5,134.44/x
  3. Step 3: Cross multiply
    18,283.10x = 27,425.67 × 5,134.44
  4. Step 4: Simplify right side
    18,283.10x = 140,815,431.40
  5. Step 5: Solve for x
    x = 140,815,431.40/18,283.10
  6. Step 6: Final answer
    x = 7,701.95

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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.