Home / 47,329.44-71,007.61-19,269.63

Finding the Fourth Proportional to 47,329.44, 71,007.61 and 19,269.63

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Solution

The fourth proportional to 47,329.44, 71,007.61 and 19,269.63 is: 28,909.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,329.44 : 71,007.61 = 19,269.63 : x
  2. Step 2: Convert to fraction form
    47,329.44/71,007.61 = 19,269.63/x
  3. Step 3: Cross multiply
    47,329.44x = 71,007.61 × 19,269.63
  4. Step 4: Simplify right side
    47,329.44x = 1,368,290,414.04
  5. Step 5: Solve for x
    x = 1,368,290,414.04/47,329.44
  6. Step 6: Final answer
    x = 28,909.92

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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.