Home / 26,955.28-37,197.30-15,018

Finding the Fourth Proportional to 26,955.28, 37,197.30 and 15,018

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Solution

The fourth proportional to 26,955.28, 37,197.30 and 15,018 is: 20,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.28 : 37,197.30 = 15,018 : x
  2. Step 2: Convert to fraction form
    26,955.28/37,197.30 = 15,018/x
  3. Step 3: Cross multiply
    26,955.28x = 37,197.30 × 15,018
  4. Step 4: Simplify right side
    26,955.28x = 558,629,051.40
  5. Step 5: Solve for x
    x = 558,629,051.40/26,955.28
  6. Step 6: Final answer
    x = 20,724.29

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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.