Home / 14,639.82-21,968.73-6,849.42

Finding the Fourth Proportional to 14,639.82, 21,968.73 and 6,849.42

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Solution

The fourth proportional to 14,639.82, 21,968.73 and 6,849.42 is: 10,278.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,639.82 : 21,968.73 = 6,849.42 : x
  2. Step 2: Convert to fraction form
    14,639.82/21,968.73 = 6,849.42/x
  3. Step 3: Cross multiply
    14,639.82x = 21,968.73 × 6,849.42
  4. Step 4: Simplify right side
    14,639.82x = 150,473,058.64
  5. Step 5: Solve for x
    x = 150,473,058.64/14,639.82
  6. Step 6: Final answer
    x = 10,278.34

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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.