Home / 14,342.88-21,513.06-4,481.04

Finding the Fourth Proportional to 14,342.88, 21,513.06 and 4,481.04

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Solution

The fourth proportional to 14,342.88, 21,513.06 and 4,481.04 is: 6,721.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.88 : 21,513.06 = 4,481.04 : x
  2. Step 2: Convert to fraction form
    14,342.88/21,513.06 = 4,481.04/x
  3. Step 3: Cross multiply
    14,342.88x = 21,513.06 × 4,481.04
  4. Step 4: Simplify right side
    14,342.88x = 96,400,882.38
  5. Step 5: Solve for x
    x = 96,400,882.38/14,342.88
  6. Step 6: Final answer
    x = 6,721.17

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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.