Home / 26,936-37,171.68-15,760.16

Finding the Fourth Proportional to 26,936, 37,171.68 and 15,760.16

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Solution

The fourth proportional to 26,936, 37,171.68 and 15,760.16 is: 21,749.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936 : 37,171.68 = 15,760.16 : x
  2. Step 2: Convert to fraction form
    26,936/37,171.68 = 15,760.16/x
  3. Step 3: Cross multiply
    26,936x = 37,171.68 × 15,760.16
  4. Step 4: Simplify right side
    26,936x = 585,831,624.27
  5. Step 5: Solve for x
    x = 585,831,624.27/26,936
  6. Step 6: Final answer
    x = 21,749.02

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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.