Home / 20,732.64-31,098.88-17,262.56

Finding the Fourth Proportional to 20,732.64, 31,098.88 and 17,262.56

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Solution

The fourth proportional to 20,732.64, 31,098.88 and 17,262.56 is: 25,893.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732.64 : 31,098.88 = 17,262.56 : x
  2. Step 2: Convert to fraction form
    20,732.64/31,098.88 = 17,262.56/x
  3. Step 3: Cross multiply
    20,732.64x = 31,098.88 × 17,262.56
  4. Step 4: Simplify right side
    20,732.64x = 536,846,281.93
  5. Step 5: Solve for x
    x = 536,846,281.93/20,732.64
  6. Step 6: Final answer
    x = 25,893.77

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1.5x scale

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.