Home / 29,680.85-40,960.61-16,252.21

Finding the Fourth Proportional to 29,680.85, 40,960.61 and 16,252.21

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Solution

The fourth proportional to 29,680.85, 40,960.61 and 16,252.21 is: 22,428.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,680.85 : 40,960.61 = 16,252.21 : x
  2. Step 2: Convert to fraction form
    29,680.85/40,960.61 = 16,252.21/x
  3. Step 3: Cross multiply
    29,680.85x = 40,960.61 × 16,252.21
  4. Step 4: Simplify right side
    29,680.85x = 665,700,435.45
  5. Step 5: Solve for x
    x = 665,700,435.45/29,680.85
  6. Step 6: Final answer
    x = 22,428.62

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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.