Home / 12,074.48-18,116.81-4,684.14

Finding the Fourth Proportional to 12,074.48, 18,116.81 and 4,684.14

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Solution

The fourth proportional to 12,074.48, 18,116.81 and 4,684.14 is: 7,028.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074.48 : 18,116.81 = 4,684.14 : x
  2. Step 2: Convert to fraction form
    12,074.48/18,116.81 = 4,684.14/x
  3. Step 3: Cross multiply
    12,074.48x = 18,116.81 × 4,684.14
  4. Step 4: Simplify right side
    12,074.48x = 84,861,650.97
  5. Step 5: Solve for x
    x = 84,861,650.97/12,074.48
  6. Step 6: Final answer
    x = 7,028.19

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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.