Home / 15,919.32-23,867.53-7,481.07

Finding the Fourth Proportional to 15,919.32, 23,867.53 and 7,481.07

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Solution

The fourth proportional to 15,919.32, 23,867.53 and 7,481.07 is: 11,216.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919.32 : 23,867.53 = 7,481.07 : x
  2. Step 2: Convert to fraction form
    15,919.32/23,867.53 = 7,481.07/x
  3. Step 3: Cross multiply
    15,919.32x = 23,867.53 × 7,481.07
  4. Step 4: Simplify right side
    15,919.32x = 178,554,662.66
  5. Step 5: Solve for x
    x = 178,554,662.66/15,919.32
  6. Step 6: Final answer
    x = 11,216.22

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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.