Home / 14,008.82-21,006.95-4,144.64

Finding the Fourth Proportional to 14,008.82, 21,006.95 and 4,144.64

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Solution

The fourth proportional to 14,008.82, 21,006.95 and 4,144.64 is: 6,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.82 : 21,006.95 = 4,144.64 : x
  2. Step 2: Convert to fraction form
    14,008.82/21,006.95 = 4,144.64/x
  3. Step 3: Cross multiply
    14,008.82x = 21,006.95 × 4,144.64
  4. Step 4: Simplify right side
    14,008.82x = 87,066,119.49
  5. Step 5: Solve for x
    x = 87,066,119.49/14,008.82
  6. Step 6: Final answer
    x = 6,215.10

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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.