Home / 12,414.99-18,622.43-5,019.36

Finding the Fourth Proportional to 12,414.99, 18,622.43 and 5,019.36

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Solution

The fourth proportional to 12,414.99, 18,622.43 and 5,019.36 is: 7,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414.99 : 18,622.43 = 5,019.36 : x
  2. Step 2: Convert to fraction form
    12,414.99/18,622.43 = 5,019.36/x
  3. Step 3: Cross multiply
    12,414.99x = 18,622.43 × 5,019.36
  4. Step 4: Simplify right side
    12,414.99x = 93,472,599.68
  5. Step 5: Solve for x
    x = 93,472,599.68/12,414.99
  6. Step 6: Final answer
    x = 7,529.01

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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.