Home / 15,074.25-22,611.42-4,686

Finding the Fourth Proportional to 15,074.25, 22,611.42 and 4,686

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Solution

The fourth proportional to 15,074.25, 22,611.42 and 4,686 is: 7,029.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,074.25 : 22,611.42 = 4,686 : x
  2. Step 2: Convert to fraction form
    15,074.25/22,611.42 = 4,686/x
  3. Step 3: Cross multiply
    15,074.25x = 22,611.42 × 4,686
  4. Step 4: Simplify right side
    15,074.25x = 105,957,114.12
  5. Step 5: Solve for x
    x = 105,957,114.12/15,074.25
  6. Step 6: Final answer
    x = 7,029.01

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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.