Home / 47,179.80-65,105.10-25,669.32

Finding the Fourth Proportional to 47,179.80, 65,105.10 and 25,669.32

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Solution

The fourth proportional to 47,179.80, 65,105.10 and 25,669.32 is: 35,422.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,179.80 : 65,105.10 = 25,669.32 : x
  2. Step 2: Convert to fraction form
    47,179.80/65,105.10 = 25,669.32/x
  3. Step 3: Cross multiply
    47,179.80x = 65,105.10 × 25,669.32
  4. Step 4: Simplify right side
    47,179.80x = 1,671,203,645.53
  5. Step 5: Solve for x
    x = 1,671,203,645.53/47,179.80
  6. Step 6: Final answer
    x = 35,422.02

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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.