Home / 38,856.24-58,196.88-18,036

Finding the Fourth Proportional to 38,856.24, 58,196.88 and 18,036

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Solution

The fourth proportional to 38,856.24, 58,196.88 and 18,036 is: 27,013.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,856.24 : 58,196.88 = 18,036 : x
  2. Step 2: Convert to fraction form
    38,856.24/58,196.88 = 18,036/x
  3. Step 3: Cross multiply
    38,856.24x = 58,196.88 × 18,036
  4. Step 4: Simplify right side
    38,856.24x = 1,049,638,927.68
  5. Step 5: Solve for x
    x = 1,049,638,927.68/38,856.24
  6. Step 6: Final answer
    x = 27,013.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.