Home / 47,311.10-70,965.09-19,222.82

Finding the Fourth Proportional to 47,311.10, 70,965.09 and 19,222.82

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Solution

The fourth proportional to 47,311.10, 70,965.09 and 19,222.82 is: 28,833.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,311.10 : 70,965.09 = 19,222.82 : x
  2. Step 2: Convert to fraction form
    47,311.10/70,965.09 = 19,222.82/x
  3. Step 3: Cross multiply
    47,311.10x = 70,965.09 × 19,222.82
  4. Step 4: Simplify right side
    47,311.10x = 1,364,148,796.53
  5. Step 5: Solve for x
    x = 1,364,148,796.53/47,311.10
  6. Step 6: Final answer
    x = 28,833.59

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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.