Home / 47,405.64-65,419.82-25,895.69

Finding the Fourth Proportional to 47,405.64, 65,419.82 and 25,895.69

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Solution

The fourth proportional to 47,405.64, 65,419.82 and 25,895.69 is: 35,736.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,405.64 : 65,419.82 = 25,895.69 : x
  2. Step 2: Convert to fraction form
    47,405.64/65,419.82 = 25,895.69/x
  3. Step 3: Cross multiply
    47,405.64x = 65,419.82 × 25,895.69
  4. Step 4: Simplify right side
    47,405.64x = 1,694,091,378.58
  5. Step 5: Solve for x
    x = 1,694,091,378.58/47,405.64
  6. Step 6: Final answer
    x = 35,736.07

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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.