Home / 18,433.15-27,604.94-10,511.76

Finding the Fourth Proportional to 18,433.15, 27,604.94 and 10,511.76

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Solution

The fourth proportional to 18,433.15, 27,604.94 and 10,511.76 is: 15,742.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433.15 : 27,604.94 = 10,511.76 : x
  2. Step 2: Convert to fraction form
    18,433.15/27,604.94 = 10,511.76/x
  3. Step 3: Cross multiply
    18,433.15x = 27,604.94 × 10,511.76
  4. Step 4: Simplify right side
    18,433.15x = 290,176,504.09
  5. Step 5: Solve for x
    x = 290,176,504.09/18,433.15
  6. Step 6: Final answer
    x = 15,742.10

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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.