Home / 34,222.20-51,321.18-21,034.92

Finding the Fourth Proportional to 34,222.20, 51,321.18 and 21,034.92

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Solution

The fourth proportional to 34,222.20, 51,321.18 and 21,034.92 is: 31,544.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,222.20 : 51,321.18 = 21,034.92 : x
  2. Step 2: Convert to fraction form
    34,222.20/51,321.18 = 21,034.92/x
  3. Step 3: Cross multiply
    34,222.20x = 51,321.18 × 21,034.92
  4. Step 4: Simplify right side
    34,222.20x = 1,079,536,915.61
  5. Step 5: Solve for x
    x = 1,079,536,915.61/34,222.20
  6. Step 6: Final answer
    x = 31,544.93

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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.