Home / 47,382.82-71,073.24-19,301.74

Finding the Fourth Proportional to 47,382.82, 71,073.24 and 19,301.74

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Solution

The fourth proportional to 47,382.82, 71,073.24 and 19,301.74 is: 28,952.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,382.82 : 71,073.24 = 19,301.74 : x
  2. Step 2: Convert to fraction form
    47,382.82/71,073.24 = 19,301.74/x
  3. Step 3: Cross multiply
    47,382.82x = 71,073.24 × 19,301.74
  4. Step 4: Simplify right side
    47,382.82x = 1,371,837,199.44
  5. Step 5: Solve for x
    x = 1,371,837,199.44/47,382.82
  6. Step 6: Final answer
    x = 28,952.21

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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.