Home / 32,912.77-45,422.05-18,765.97

Finding the Fourth Proportional to 32,912.77, 45,422.05 and 18,765.97

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Solution

The fourth proportional to 32,912.77, 45,422.05 and 18,765.97 is: 25,898.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,912.77 : 45,422.05 = 18,765.97 : x
  2. Step 2: Convert to fraction form
    32,912.77/45,422.05 = 18,765.97/x
  3. Step 3: Cross multiply
    32,912.77x = 45,422.05 × 18,765.97
  4. Step 4: Simplify right side
    32,912.77x = 852,388,827.64
  5. Step 5: Solve for x
    x = 852,388,827.64/32,912.77
  6. Step 6: Final answer
    x = 25,898.42

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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.