Home / 15,611.28-23,398.42-7,274.04

Finding the Fourth Proportional to 15,611.28, 23,398.42 and 7,274.04

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Solution

The fourth proportional to 15,611.28, 23,398.42 and 7,274.04 is: 10,902.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,611.28 : 23,398.42 = 7,274.04 : x
  2. Step 2: Convert to fraction form
    15,611.28/23,398.42 = 7,274.04/x
  3. Step 3: Cross multiply
    15,611.28x = 23,398.42 × 7,274.04
  4. Step 4: Simplify right side
    15,611.28x = 170,200,950.73
  5. Step 5: Solve for x
    x = 170,200,950.73/15,611.28
  6. Step 6: Final answer
    x = 10,902.43

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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.