Home / 26,797-36,984.18-15,616.84

Finding the Fourth Proportional to 26,797, 36,984.18 and 15,616.84

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Solution

The fourth proportional to 26,797, 36,984.18 and 15,616.84 is: 21,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797 : 36,984.18 = 15,616.84 : x
  2. Step 2: Convert to fraction form
    26,797/36,984.18 = 15,616.84/x
  3. Step 3: Cross multiply
    26,797x = 36,984.18 × 15,616.84
  4. Step 4: Simplify right side
    26,797x = 577,576,021.59
  5. Step 5: Solve for x
    x = 577,576,021.59/26,797
  6. Step 6: Final answer
    x = 21,553.76

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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.