Home / 18,235.05-27,332.23-7,701.91

Finding the Fourth Proportional to 18,235.05, 27,332.23 and 7,701.91

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Solution

The fourth proportional to 18,235.05, 27,332.23 and 7,701.91 is: 11,544.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.05 : 27,332.23 = 7,701.91 : x
  2. Step 2: Convert to fraction form
    18,235.05/27,332.23 = 7,701.91/x
  3. Step 3: Cross multiply
    18,235.05x = 27,332.23 × 7,701.91
  4. Step 4: Simplify right side
    18,235.05x = 210,510,375.56
  5. Step 5: Solve for x
    x = 210,510,375.56/18,235.05
  6. Step 6: Final answer
    x = 11,544.27

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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.