Home / 47,190.24-65,122.44-28,327.32

Finding the Fourth Proportional to 47,190.24, 65,122.44 and 28,327.32

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Solution

The fourth proportional to 47,190.24, 65,122.44 and 28,327.32 is: 39,091.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,190.24 : 65,122.44 = 28,327.32 : x
  2. Step 2: Convert to fraction form
    47,190.24/65,122.44 = 28,327.32/x
  3. Step 3: Cross multiply
    47,190.24x = 65,122.44 × 28,327.32
  4. Step 4: Simplify right side
    47,190.24x = 1,844,744,197.06
  5. Step 5: Solve for x
    x = 1,844,744,197.06/47,190.24
  6. Step 6: Final answer
    x = 39,091.65

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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.