Home / 34,121.72-47,084.72-19,012.84

Finding the Fourth Proportional to 34,121.72, 47,084.72 and 19,012.84

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Solution

The fourth proportional to 34,121.72, 47,084.72 and 19,012.84 is: 26,235.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,121.72 : 47,084.72 = 19,012.84 : x
  2. Step 2: Convert to fraction form
    34,121.72/47,084.72 = 19,012.84/x
  3. Step 3: Cross multiply
    34,121.72x = 47,084.72 × 19,012.84
  4. Step 4: Simplify right side
    34,121.72x = 895,214,247.80
  5. Step 5: Solve for x
    x = 895,214,247.80/34,121.72
  6. Step 6: Final answer
    x = 26,235.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.