Home / 47,121.45-65,026.83-25,900.26

Finding the Fourth Proportional to 47,121.45, 65,026.83 and 25,900.26

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Solution

The fourth proportional to 47,121.45, 65,026.83 and 25,900.26 is: 35,741.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,121.45 : 65,026.83 = 25,900.26 : x
  2. Step 2: Convert to fraction form
    47,121.45/65,026.83 = 25,900.26/x
  3. Step 3: Cross multiply
    47,121.45x = 65,026.83 × 25,900.26
  4. Step 4: Simplify right side
    47,121.45x = 1,684,211,803.98
  5. Step 5: Solve for x
    x = 1,684,211,803.98/47,121.45
  6. Step 6: Final answer
    x = 35,741.94

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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.