Home / 19,865.32-29,797.27-5,074.11

Finding the Fourth Proportional to 19,865.32, 29,797.27 and 5,074.11

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Solution

The fourth proportional to 19,865.32, 29,797.27 and 5,074.11 is: 7,610.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,865.32 : 29,797.27 = 5,074.11 : x
  2. Step 2: Convert to fraction form
    19,865.32/29,797.27 = 5,074.11/x
  3. Step 3: Cross multiply
    19,865.32x = 29,797.27 × 5,074.11
  4. Step 4: Simplify right side
    19,865.32x = 151,194,612.99
  5. Step 5: Solve for x
    x = 151,194,612.99/19,865.32
  6. Step 6: Final answer
    x = 7,610.98

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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.