Home / 15,101.18-22,651.74-3,856.52

Finding the Fourth Proportional to 15,101.18, 22,651.74 and 3,856.52

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Solution

The fourth proportional to 15,101.18, 22,651.74 and 3,856.52 is: 5,784.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.18 : 22,651.74 = 3,856.52 : x
  2. Step 2: Convert to fraction form
    15,101.18/22,651.74 = 3,856.52/x
  3. Step 3: Cross multiply
    15,101.18x = 22,651.74 × 3,856.52
  4. Step 4: Simplify right side
    15,101.18x = 87,356,775.09
  5. Step 5: Solve for x
    x = 87,356,775.09/15,101.18
  6. Step 6: Final answer
    x = 5,784.77

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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.