Home / 23,326.80-34,990.20-22,419.60

Finding the Fourth Proportional to 23,326.80, 34,990.20 and 22,419.60

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Solution

The fourth proportional to 23,326.80, 34,990.20 and 22,419.60 is: 33,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,326.80 : 34,990.20 = 22,419.60 : x
  2. Step 2: Convert to fraction form
    23,326.80/34,990.20 = 22,419.60/x
  3. Step 3: Cross multiply
    23,326.80x = 34,990.20 × 22,419.60
  4. Step 4: Simplify right side
    23,326.80x = 784,466,287.92
  5. Step 5: Solve for x
    x = 784,466,287.92/23,326.80
  6. Step 6: Final answer
    x = 33,629.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.