Home / 26,874.92-37,090.14-15,545

Finding the Fourth Proportional to 26,874.92, 37,090.14 and 15,545

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Solution

The fourth proportional to 26,874.92, 37,090.14 and 15,545 is: 21,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,874.92 : 37,090.14 = 15,545 : x
  2. Step 2: Convert to fraction form
    26,874.92/37,090.14 = 15,545/x
  3. Step 3: Cross multiply
    26,874.92x = 37,090.14 × 15,545
  4. Step 4: Simplify right side
    26,874.92x = 576,566,226.30
  5. Step 5: Solve for x
    x = 576,566,226.30/26,874.92
  6. Step 6: Final answer
    x = 21,453.69

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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.