Home / 47,218.44-70,800.12-19,151.94

Finding the Fourth Proportional to 47,218.44, 70,800.12 and 19,151.94

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Solution

The fourth proportional to 47,218.44, 70,800.12 and 19,151.94 is: 28,716.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,218.44 : 70,800.12 = 19,151.94 : x
  2. Step 2: Convert to fraction form
    47,218.44/70,800.12 = 19,151.94/x
  3. Step 3: Cross multiply
    47,218.44x = 70,800.12 × 19,151.94
  4. Step 4: Simplify right side
    47,218.44x = 1,355,959,650.23
  5. Step 5: Solve for x
    x = 1,355,959,650.23/47,218.44
  6. Step 6: Final answer
    x = 28,716.74

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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.