Home / 19,865.08-29,797.62-5,074.03

Finding the Fourth Proportional to 19,865.08, 29,797.62 and 5,074.03

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Solution

The fourth proportional to 19,865.08, 29,797.62 and 5,074.03 is: 7,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,865.08 : 29,797.62 = 5,074.03 : x
  2. Step 2: Convert to fraction form
    19,865.08/29,797.62 = 5,074.03/x
  3. Step 3: Cross multiply
    19,865.08x = 29,797.62 × 5,074.03
  4. Step 4: Simplify right side
    19,865.08x = 151,194,017.81
  5. Step 5: Solve for x
    x = 151,194,017.81/19,865.08
  6. Step 6: Final answer
    x = 7,611.05

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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.