Home / 23,268.61-34,912.26-8,478.55

Finding the Fourth Proportional to 23,268.61, 34,912.26 and 8,478.55

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Solution

The fourth proportional to 23,268.61, 34,912.26 and 8,478.55 is: 12,721.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,268.61 : 34,912.26 = 8,478.55 : x
  2. Step 2: Convert to fraction form
    23,268.61/34,912.26 = 8,478.55/x
  3. Step 3: Cross multiply
    23,268.61x = 34,912.26 × 8,478.55
  4. Step 4: Simplify right side
    23,268.61x = 296,005,342.02
  5. Step 5: Solve for x
    x = 296,005,342.02/23,268.61
  6. Step 6: Final answer
    x = 12,721.23

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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.