Home / 13,149.14-19,716.84-4,827.02

Finding the Fourth Proportional to 13,149.14, 19,716.84 and 4,827.02

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Solution

The fourth proportional to 13,149.14, 19,716.84 and 4,827.02 is: 7,238.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149.14 : 19,716.84 = 4,827.02 : x
  2. Step 2: Convert to fraction form
    13,149.14/19,716.84 = 4,827.02/x
  3. Step 3: Cross multiply
    13,149.14x = 19,716.84 × 4,827.02
  4. Step 4: Simplify right side
    13,149.14x = 95,173,581.02
  5. Step 5: Solve for x
    x = 95,173,581.02/13,149.14
  6. Step 6: Final answer
    x = 7,238.01

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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.