Home / 32,721.24-45,140.94-22,107

Finding the Fourth Proportional to 32,721.24, 45,140.94 and 22,107

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Solution

The fourth proportional to 32,721.24, 45,140.94 and 22,107 is: 30,497.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.24 : 45,140.94 = 22,107 : x
  2. Step 2: Convert to fraction form
    32,721.24/45,140.94 = 22,107/x
  3. Step 3: Cross multiply
    32,721.24x = 45,140.94 × 22,107
  4. Step 4: Simplify right side
    32,721.24x = 997,930,760.58
  5. Step 5: Solve for x
    x = 997,930,760.58/32,721.24
  6. Step 6: Final answer
    x = 30,497.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.