Home / 47,418.81-71,104.41-15,817.83

Finding the Fourth Proportional to 47,418.81, 71,104.41 and 15,817.83

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Solution

The fourth proportional to 47,418.81, 71,104.41 and 15,817.83 is: 23,718.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,418.81 : 71,104.41 = 15,817.83 : x
  2. Step 2: Convert to fraction form
    47,418.81/71,104.41 = 15,817.83/x
  3. Step 3: Cross multiply
    47,418.81x = 71,104.41 × 15,817.83
  4. Step 4: Simplify right side
    47,418.81x = 1,124,717,469.63
  5. Step 5: Solve for x
    x = 1,124,717,469.63/47,418.81
  6. Step 6: Final answer
    x = 23,718.80

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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.