Home / 13,867.74-20,782.17-9,241.02

Finding the Fourth Proportional to 13,867.74, 20,782.17 and 9,241.02

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Solution

The fourth proportional to 13,867.74, 20,782.17 and 9,241.02 is: 13,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.74 : 20,782.17 = 9,241.02 : x
  2. Step 2: Convert to fraction form
    13,867.74/20,782.17 = 9,241.02/x
  3. Step 3: Cross multiply
    13,867.74x = 20,782.17 × 9,241.02
  4. Step 4: Simplify right side
    13,867.74x = 192,048,448.61
  5. Step 5: Solve for x
    x = 192,048,448.61/13,867.74
  6. Step 6: Final answer
    x = 13,848.58

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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.