Home / 19,941.53-29,912.30-5,900.47

Finding the Fourth Proportional to 19,941.53, 29,912.30 and 5,900.47

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Solution

The fourth proportional to 19,941.53, 29,912.30 and 5,900.47 is: 8,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.53 : 29,912.30 = 5,900.47 : x
  2. Step 2: Convert to fraction form
    19,941.53/29,912.30 = 5,900.47/x
  3. Step 3: Cross multiply
    19,941.53x = 29,912.30 × 5,900.47
  4. Step 4: Simplify right side
    19,941.53x = 176,496,628.78
  5. Step 5: Solve for x
    x = 176,496,628.78/19,941.53
  6. Step 6: Final answer
    x = 8,850.71

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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.