Home / 14,211.82-21,319.68-4,849.33

Finding the Fourth Proportional to 14,211.82, 21,319.68 and 4,849.33

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Solution

The fourth proportional to 14,211.82, 21,319.68 and 4,849.33 is: 7,274.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.82 : 21,319.68 = 4,849.33 : x
  2. Step 2: Convert to fraction form
    14,211.82/21,319.68 = 4,849.33/x
  3. Step 3: Cross multiply
    14,211.82x = 21,319.68 × 4,849.33
  4. Step 4: Simplify right side
    14,211.82x = 103,386,163.81
  5. Step 5: Solve for x
    x = 103,386,163.81/14,211.82
  6. Step 6: Final answer
    x = 7,274.66

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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.