Home / 31,849.74-47,753.68-17,811.23

Finding the Fourth Proportional to 31,849.74, 47,753.68 and 17,811.23

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Solution

The fourth proportional to 31,849.74, 47,753.68 and 17,811.23 is: 26,705.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849.74 : 47,753.68 = 17,811.23 : x
  2. Step 2: Convert to fraction form
    31,849.74/47,753.68 = 17,811.23/x
  3. Step 3: Cross multiply
    31,849.74x = 47,753.68 × 17,811.23
  4. Step 4: Simplify right side
    31,849.74x = 850,551,777.83
  5. Step 5: Solve for x
    x = 850,551,777.83/31,849.74
  6. Step 6: Final answer
    x = 26,705.14

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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.