Home / 34,084.27-51,138.71-11,900.91

Finding the Fourth Proportional to 34,084.27, 51,138.71 and 11,900.91

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Solution

The fourth proportional to 34,084.27, 51,138.71 and 11,900.91 is: 17,855.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,084.27 : 51,138.71 = 11,900.91 : x
  2. Step 2: Convert to fraction form
    34,084.27/51,138.71 = 11,900.91/x
  3. Step 3: Cross multiply
    34,084.27x = 51,138.71 × 11,900.91
  4. Step 4: Simplify right side
    34,084.27x = 608,597,253.57
  5. Step 5: Solve for x
    x = 608,597,253.57/34,084.27
  6. Step 6: Final answer
    x = 17,855.66

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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.