Home / 26,343.70-36,349.36-15,586.09

Finding the Fourth Proportional to 26,343.70, 36,349.36 and 15,586.09

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Solution

The fourth proportional to 26,343.70, 36,349.36 and 15,586.09 is: 21,505.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,343.70 : 36,349.36 = 15,586.09 : x
  2. Step 2: Convert to fraction form
    26,343.70/36,349.36 = 15,586.09/x
  3. Step 3: Cross multiply
    26,343.70x = 36,349.36 × 15,586.09
  4. Step 4: Simplify right side
    26,343.70x = 566,544,266.56
  5. Step 5: Solve for x
    x = 566,544,266.56/26,343.70
  6. Step 6: Final answer
    x = 21,505.88

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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.