Home / 47,173.87-65,115.93-29,279.35

Finding the Fourth Proportional to 47,173.87, 65,115.93 and 29,279.35

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Solution

The fourth proportional to 47,173.87, 65,115.93 and 29,279.35 is: 40,415.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,173.87 : 65,115.93 = 29,279.35 : x
  2. Step 2: Convert to fraction form
    47,173.87/65,115.93 = 29,279.35/x
  3. Step 3: Cross multiply
    47,173.87x = 65,115.93 × 29,279.35
  4. Step 4: Simplify right side
    47,173.87x = 1,906,552,105.05
  5. Step 5: Solve for x
    x = 1,906,552,105.05/47,173.87
  6. Step 6: Final answer
    x = 40,415.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.