Home / 47,039.43-70,550.91-18,568.74

Finding the Fourth Proportional to 47,039.43, 70,550.91 and 18,568.74

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Solution

The fourth proportional to 47,039.43, 70,550.91 and 18,568.74 is: 27,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,039.43 : 70,550.91 = 18,568.74 : x
  2. Step 2: Convert to fraction form
    47,039.43/70,550.91 = 18,568.74/x
  3. Step 3: Cross multiply
    47,039.43x = 70,550.91 × 18,568.74
  4. Step 4: Simplify right side
    47,039.43x = 1,310,041,504.55
  5. Step 5: Solve for x
    x = 1,310,041,504.55/47,039.43
  6. Step 6: Final answer
    x = 27,849.86

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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.