Home / 21,960.21-32,951.71-15,732.73

Finding the Fourth Proportional to 21,960.21, 32,951.71 and 15,732.73

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Solution

The fourth proportional to 21,960.21, 32,951.71 and 15,732.73 is: 23,607.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,960.21 : 32,951.71 = 15,732.73 : x
  2. Step 2: Convert to fraction form
    21,960.21/32,951.71 = 15,732.73/x
  3. Step 3: Cross multiply
    21,960.21x = 32,951.71 × 15,732.73
  4. Step 4: Simplify right side
    21,960.21x = 518,420,417.32
  5. Step 5: Solve for x
    x = 518,420,417.32/21,960.21
  6. Step 6: Final answer
    x = 23,607.26

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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.