Home / 47,388.75-65,395.96-25,878.44

Finding the Fourth Proportional to 47,388.75, 65,395.96 and 25,878.44

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Solution

The fourth proportional to 47,388.75, 65,395.96 and 25,878.44 is: 35,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388.75 : 65,395.96 = 25,878.44 : x
  2. Step 2: Convert to fraction form
    47,388.75/65,395.96 = 25,878.44/x
  3. Step 3: Cross multiply
    47,388.75x = 65,395.96 × 25,878.44
  4. Step 4: Simplify right side
    47,388.75x = 1,692,345,158.04
  5. Step 5: Solve for x
    x = 1,692,345,158.04/47,388.75
  6. Step 6: Final answer
    x = 35,711.96

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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.