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Finding the Fourth Proportional to 25,093.66, 37,629.55 and 8,449.22

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Solution

The fourth proportional to 25,093.66, 37,629.55 and 8,449.22 is: 12,670.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,093.66 : 37,629.55 = 8,449.22 : x
  2. Step 2: Convert to fraction form
    25,093.66/37,629.55 = 8,449.22/x
  3. Step 3: Cross multiply
    25,093.66x = 37,629.55 × 8,449.22
  4. Step 4: Simplify right side
    25,093.66x = 317,940,346.45
  5. Step 5: Solve for x
    x = 317,940,346.45/25,093.66
  6. Step 6: Final answer
    x = 12,670.15

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1.5x scale

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.