Home / 47,817.87-71,726.69-14,537.79

Finding the Fourth Proportional to 47,817.87, 71,726.69 and 14,537.79

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Solution

The fourth proportional to 47,817.87, 71,726.69 and 14,537.79 is: 21,806.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,817.87 : 71,726.69 = 14,537.79 : x
  2. Step 2: Convert to fraction form
    47,817.87/71,726.69 = 14,537.79/x
  3. Step 3: Cross multiply
    47,817.87x = 71,726.69 × 14,537.79
  4. Step 4: Simplify right side
    47,817.87x = 1,042,747,483.93
  5. Step 5: Solve for x
    x = 1,042,747,483.93/47,817.87
  6. Step 6: Final answer
    x = 21,806.65

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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.