Home / 14,440.08-21,660.30-5,080.38

Finding the Fourth Proportional to 14,440.08, 21,660.30 and 5,080.38

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Solution

The fourth proportional to 14,440.08, 21,660.30 and 5,080.38 is: 7,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.08 : 21,660.30 = 5,080.38 : x
  2. Step 2: Convert to fraction form
    14,440.08/21,660.30 = 5,080.38/x
  3. Step 3: Cross multiply
    14,440.08x = 21,660.30 × 5,080.38
  4. Step 4: Simplify right side
    14,440.08x = 110,042,554.91
  5. Step 5: Solve for x
    x = 110,042,554.91/14,440.08
  6. Step 6: Final answer
    x = 7,620.63

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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.