Home / 26,688.97-36,833.78-16,078.38

Finding the Fourth Proportional to 26,688.97, 36,833.78 and 16,078.38

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Solution

The fourth proportional to 26,688.97, 36,833.78 and 16,078.38 is: 22,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,688.97 : 36,833.78 = 16,078.38 : x
  2. Step 2: Convert to fraction form
    26,688.97/36,833.78 = 16,078.38/x
  3. Step 3: Cross multiply
    26,688.97x = 36,833.78 × 16,078.38
  4. Step 4: Simplify right side
    26,688.97x = 592,227,511.68
  5. Step 5: Solve for x
    x = 592,227,511.68/26,688.97
  6. Step 6: Final answer
    x = 22,189.97

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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.