Home / 15,481.64-23,217.50-5,090.92

Finding the Fourth Proportional to 15,481.64, 23,217.50 and 5,090.92

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Solution

The fourth proportional to 15,481.64, 23,217.50 and 5,090.92 is: 7,634.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.64 : 23,217.50 = 5,090.92 : x
  2. Step 2: Convert to fraction form
    15,481.64/23,217.50 = 5,090.92/x
  3. Step 3: Cross multiply
    15,481.64x = 23,217.50 × 5,090.92
  4. Step 4: Simplify right side
    15,481.64x = 118,198,435.10
  5. Step 5: Solve for x
    x = 118,198,435.10/15,481.64
  6. Step 6: Final answer
    x = 7,634.75

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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.