Home / 14,076.56-21,107.68-4,713.21

Finding the Fourth Proportional to 14,076.56, 21,107.68 and 4,713.21

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Solution

The fourth proportional to 14,076.56, 21,107.68 and 4,713.21 is: 7,067.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076.56 : 21,107.68 = 4,713.21 : x
  2. Step 2: Convert to fraction form
    14,076.56/21,107.68 = 4,713.21/x
  3. Step 3: Cross multiply
    14,076.56x = 21,107.68 × 4,713.21
  4. Step 4: Simplify right side
    14,076.56x = 99,484,916.67
  5. Step 5: Solve for x
    x = 99,484,916.67/14,076.56
  6. Step 6: Final answer
    x = 7,067.42

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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.