Home / 14,074.97-21,122.87-6,679.49

Finding the Fourth Proportional to 14,074.97, 21,122.87 and 6,679.49

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Solution

The fourth proportional to 14,074.97, 21,122.87 and 6,679.49 is: 10,024.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.97 : 21,122.87 = 6,679.49 : x
  2. Step 2: Convert to fraction form
    14,074.97/21,122.87 = 6,679.49/x
  3. Step 3: Cross multiply
    14,074.97x = 21,122.87 × 6,679.49
  4. Step 4: Simplify right side
    14,074.97x = 141,089,859.92
  5. Step 5: Solve for x
    x = 141,089,859.92/14,074.97
  6. Step 6: Final answer
    x = 10,024.17

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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.