Home / 12,044.36-16,620.09-7,506.62

Finding the Fourth Proportional to 12,044.36, 16,620.09 and 7,506.62

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Solution

The fourth proportional to 12,044.36, 16,620.09 and 7,506.62 is: 10,358.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044.36 : 16,620.09 = 7,506.62 : x
  2. Step 2: Convert to fraction form
    12,044.36/16,620.09 = 7,506.62/x
  3. Step 3: Cross multiply
    12,044.36x = 16,620.09 × 7,506.62
  4. Step 4: Simplify right side
    12,044.36x = 124,760,700.00
  5. Step 5: Solve for x
    x = 124,760,700.00/12,044.36
  6. Step 6: Final answer
    x = 10,358.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.