Home / 16,252.32-22,428.18-9,880.96

Finding the Fourth Proportional to 16,252.32, 22,428.18 and 9,880.96

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Solution

The fourth proportional to 16,252.32, 22,428.18 and 9,880.96 is: 13,635.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,252.32 : 22,428.18 = 9,880.96 : x
  2. Step 2: Convert to fraction form
    16,252.32/22,428.18 = 9,880.96/x
  3. Step 3: Cross multiply
    16,252.32x = 22,428.18 × 9,880.96
  4. Step 4: Simplify right side
    16,252.32x = 221,611,949.45
  5. Step 5: Solve for x
    x = 221,611,949.45/16,252.32
  6. Step 6: Final answer
    x = 13,635.71

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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.