Home / 32,660.22-45,072.88-18,324.59

Finding the Fourth Proportional to 32,660.22, 45,072.88 and 18,324.59

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Solution

The fourth proportional to 32,660.22, 45,072.88 and 18,324.59 is: 25,288.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,660.22 : 45,072.88 = 18,324.59 : x
  2. Step 2: Convert to fraction form
    32,660.22/45,072.88 = 18,324.59/x
  3. Step 3: Cross multiply
    32,660.22x = 45,072.88 × 18,324.59
  4. Step 4: Simplify right side
    32,660.22x = 825,941,820.75
  5. Step 5: Solve for x
    x = 825,941,820.75/32,660.22
  6. Step 6: Final answer
    x = 25,288.92

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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.