Home / 47,244.72-70,879.32-13,963.44

Finding the Fourth Proportional to 47,244.72, 70,879.32 and 13,963.44

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Solution

The fourth proportional to 47,244.72, 70,879.32 and 13,963.44 is: 20,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,244.72 : 70,879.32 = 13,963.44 : x
  2. Step 2: Convert to fraction form
    47,244.72/70,879.32 = 13,963.44/x
  3. Step 3: Cross multiply
    47,244.72x = 70,879.32 × 13,963.44
  4. Step 4: Simplify right side
    47,244.72x = 989,719,132.06
  5. Step 5: Solve for x
    x = 989,719,132.06/47,244.72
  6. Step 6: Final answer
    x = 20,948.78

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1.5x scale

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.