Home / 25,321.32-37,977.60-6,849

Finding the Fourth Proportional to 25,321.32, 37,977.60 and 6,849

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Solution

The fourth proportional to 25,321.32, 37,977.60 and 6,849 is: 10,272.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,321.32 : 37,977.60 = 6,849 : x
  2. Step 2: Convert to fraction form
    25,321.32/37,977.60 = 6,849/x
  3. Step 3: Cross multiply
    25,321.32x = 37,977.60 × 6,849
  4. Step 4: Simplify right side
    25,321.32x = 260,108,582.40
  5. Step 5: Solve for x
    x = 260,108,582.40/25,321.32
  6. Step 6: Final answer
    x = 10,272.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.