Home / 19,850.12-29,775.99-5,059.52

Finding the Fourth Proportional to 19,850.12, 29,775.99 and 5,059.52

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Solution

The fourth proportional to 19,850.12, 29,775.99 and 5,059.52 is: 7,589.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.12 : 29,775.99 = 5,059.52 : x
  2. Step 2: Convert to fraction form
    19,850.12/29,775.99 = 5,059.52/x
  3. Step 3: Cross multiply
    19,850.12x = 29,775.99 × 5,059.52
  4. Step 4: Simplify right side
    19,850.12x = 150,652,216.92
  5. Step 5: Solve for x
    x = 150,652,216.92/19,850.12
  6. Step 6: Final answer
    x = 7,589.49

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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.