Home / 31,701.60-47,553.87-17,651.06

Finding the Fourth Proportional to 31,701.60, 47,553.87 and 17,651.06

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Solution

The fourth proportional to 31,701.60, 47,553.87 and 17,651.06 is: 26,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,701.60 : 47,553.87 = 17,651.06 : x
  2. Step 2: Convert to fraction form
    31,701.60/47,553.87 = 17,651.06/x
  3. Step 3: Cross multiply
    31,701.60x = 47,553.87 × 17,651.06
  4. Step 4: Simplify right side
    31,701.60x = 839,375,974.83
  5. Step 5: Solve for x
    x = 839,375,974.83/31,701.60
  6. Step 6: Final answer
    x = 26,477.40

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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.