Home / 47,375.32-65,378.88-25,866.16

Finding the Fourth Proportional to 47,375.32, 65,378.88 and 25,866.16

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Solution

The fourth proportional to 47,375.32, 65,378.88 and 25,866.16 is: 35,695.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,375.32 : 65,378.88 = 25,866.16 : x
  2. Step 2: Convert to fraction form
    47,375.32/65,378.88 = 25,866.16/x
  3. Step 3: Cross multiply
    47,375.32x = 65,378.88 × 25,866.16
  4. Step 4: Simplify right side
    47,375.32x = 1,691,100,570.70
  5. Step 5: Solve for x
    x = 1,691,100,570.70/47,375.32
  6. Step 6: Final answer
    x = 35,695.81

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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.