Home / 13,126.54-19,693.62-4,241.69

Finding the Fourth Proportional to 13,126.54, 19,693.62 and 4,241.69

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Solution

The fourth proportional to 13,126.54, 19,693.62 and 4,241.69 is: 6,363.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,126.54 : 19,693.62 = 4,241.69 : x
  2. Step 2: Convert to fraction form
    13,126.54/19,693.62 = 4,241.69/x
  3. Step 3: Cross multiply
    13,126.54x = 19,693.62 × 4,241.69
  4. Step 4: Simplify right side
    13,126.54x = 83,534,132.55
  5. Step 5: Solve for x
    x = 83,534,132.55/13,126.54
  6. Step 6: Final answer
    x = 6,363.76

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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.