Home / 49,018.75-73,492.28-15,719.86

Finding the Fourth Proportional to 49,018.75, 73,492.28 and 15,719.86

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Solution

The fourth proportional to 49,018.75, 73,492.28 and 15,719.86 is: 23,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,018.75 : 73,492.28 = 15,719.86 : x
  2. Step 2: Convert to fraction form
    49,018.75/73,492.28 = 15,719.86/x
  3. Step 3: Cross multiply
    49,018.75x = 73,492.28 × 15,719.86
  4. Step 4: Simplify right side
    49,018.75x = 1,155,287,906.62
  5. Step 5: Solve for x
    x = 1,155,287,906.62/49,018.75
  6. Step 6: Final answer
    x = 23,568.29

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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.