Home / 32,912.66-45,416.75-19,481.60

Finding the Fourth Proportional to 32,912.66, 45,416.75 and 19,481.60

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Solution

The fourth proportional to 32,912.66, 45,416.75 and 19,481.60 is: 26,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,912.66 : 45,416.75 = 19,481.60 : x
  2. Step 2: Convert to fraction form
    32,912.66/45,416.75 = 19,481.60/x
  3. Step 3: Cross multiply
    32,912.66x = 45,416.75 × 19,481.60
  4. Step 4: Simplify right side
    32,912.66x = 884,790,632.31
  5. Step 5: Solve for x
    x = 884,790,632.31/32,912.66
  6. Step 6: Final answer
    x = 26,882.99

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1.5x scale

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.