Home / 47,406.15-65,420.71-25,896.19

Finding the Fourth Proportional to 47,406.15, 65,420.71 and 25,896.19

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Solution

The fourth proportional to 47,406.15, 65,420.71 and 25,896.19 is: 35,736.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,406.15 : 65,420.71 = 25,896.19 : x
  2. Step 2: Convert to fraction form
    47,406.15/65,420.71 = 25,896.19/x
  3. Step 3: Cross multiply
    47,406.15x = 65,420.71 × 25,896.19
  4. Step 4: Simplify right side
    47,406.15x = 1,694,147,030.47
  5. Step 5: Solve for x
    x = 1,694,147,030.47/47,406.15
  6. Step 6: Final answer
    x = 35,736.86

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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.