Home / 16,411.75-22,639.09-10,755.62

Finding the Fourth Proportional to 16,411.75, 22,639.09 and 10,755.62

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Solution

The fourth proportional to 16,411.75, 22,639.09 and 10,755.62 is: 14,836.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,411.75 : 22,639.09 = 10,755.62 : x
  2. Step 2: Convert to fraction form
    16,411.75/22,639.09 = 10,755.62/x
  3. Step 3: Cross multiply
    16,411.75x = 22,639.09 × 10,755.62
  4. Step 4: Simplify right side
    16,411.75x = 243,497,449.19
  5. Step 5: Solve for x
    x = 243,497,449.19/16,411.75
  6. Step 6: Final answer
    x = 14,836.78

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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.