Home / 32,812.30-45,269.63-18,469.82

Finding the Fourth Proportional to 32,812.30, 45,269.63 and 18,469.82

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Solution

The fourth proportional to 32,812.30, 45,269.63 and 18,469.82 is: 25,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,812.30 : 45,269.63 = 18,469.82 : x
  2. Step 2: Convert to fraction form
    32,812.30/45,269.63 = 18,469.82/x
  3. Step 3: Cross multiply
    32,812.30x = 45,269.63 × 18,469.82
  4. Step 4: Simplify right side
    32,812.30x = 836,121,825.22
  5. Step 5: Solve for x
    x = 836,121,825.22/32,812.30
  6. Step 6: Final answer
    x = 25,481.97

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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.