Home / 15,241.39-22,861.94-4,147.99

Finding the Fourth Proportional to 15,241.39, 22,861.94 and 4,147.99

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Solution

The fourth proportional to 15,241.39, 22,861.94 and 4,147.99 is: 6,221.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,241.39 : 22,861.94 = 4,147.99 : x
  2. Step 2: Convert to fraction form
    15,241.39/22,861.94 = 4,147.99/x
  3. Step 3: Cross multiply
    15,241.39x = 22,861.94 × 4,147.99
  4. Step 4: Simplify right side
    15,241.39x = 94,831,020.61
  5. Step 5: Solve for x
    x = 94,831,020.61/15,241.39
  6. Step 6: Final answer
    x = 6,221.94

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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.