Home / 32,912.46-45,419.54-18,766.22

Finding the Fourth Proportional to 32,912.46, 45,419.54 and 18,766.22

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Solution

The fourth proportional to 32,912.46, 45,419.54 and 18,766.22 is: 25,897.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,912.46 : 45,419.54 = 18,766.22 : x
  2. Step 2: Convert to fraction form
    32,912.46/45,419.54 = 18,766.22/x
  3. Step 3: Cross multiply
    32,912.46x = 45,419.54 × 18,766.22
  4. Step 4: Simplify right side
    32,912.46x = 852,352,759.01
  5. Step 5: Solve for x
    x = 852,352,759.01/32,912.46
  6. Step 6: Final answer
    x = 25,897.57

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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.