Home / 19,073.16-28,629.18-13,150.44

Finding the Fourth Proportional to 19,073.16, 28,629.18 and 13,150.44

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Solution

The fourth proportional to 19,073.16, 28,629.18 and 13,150.44 is: 19,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,073.16 : 28,629.18 = 13,150.44 : x
  2. Step 2: Convert to fraction form
    19,073.16/28,629.18 = 13,150.44/x
  3. Step 3: Cross multiply
    19,073.16x = 28,629.18 × 13,150.44
  4. Step 4: Simplify right side
    19,073.16x = 376,486,313.84
  5. Step 5: Solve for x
    x = 376,486,313.84/19,073.16
  6. Step 6: Final answer
    x = 19,739.06

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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.