Home / 16,639.39-22,966.23-10,975.15

Finding the Fourth Proportional to 16,639.39, 22,966.23 and 10,975.15

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Solution

The fourth proportional to 16,639.39, 22,966.23 and 10,975.15 is: 15,148.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.39 : 22,966.23 = 10,975.15 : x
  2. Step 2: Convert to fraction form
    16,639.39/22,966.23 = 10,975.15/x
  3. Step 3: Cross multiply
    16,639.39x = 22,966.23 × 10,975.15
  4. Step 4: Simplify right side
    16,639.39x = 252,057,819.18
  5. Step 5: Solve for x
    x = 252,057,819.18/16,639.39
  6. Step 6: Final answer
    x = 15,148.26

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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.