Home / 47,496.76-71,218.80-19,436.50

Finding the Fourth Proportional to 47,496.76, 71,218.80 and 19,436.50

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Solution

The fourth proportional to 47,496.76, 71,218.80 and 19,436.50 is: 29,143.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,496.76 : 71,218.80 = 19,436.50 : x
  2. Step 2: Convert to fraction form
    47,496.76/71,218.80 = 19,436.50/x
  3. Step 3: Cross multiply
    47,496.76x = 71,218.80 × 19,436.50
  4. Step 4: Simplify right side
    47,496.76x = 1,384,244,206.20
  5. Step 5: Solve for x
    x = 1,384,244,206.20/47,496.76
  6. Step 6: Final answer
    x = 29,143.97

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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.