Home / 10,193.23-14,045.09-9,491.97

Finding the Fourth Proportional to 10,193.23, 14,045.09 and 9,491.97

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Solution

The fourth proportional to 10,193.23, 14,045.09 and 9,491.97 is: 13,078.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193.23 : 14,045.09 = 9,491.97 : x
  2. Step 2: Convert to fraction form
    10,193.23/14,045.09 = 9,491.97/x
  3. Step 3: Cross multiply
    10,193.23x = 14,045.09 × 9,491.97
  4. Step 4: Simplify right side
    10,193.23x = 133,315,525.47
  5. Step 5: Solve for x
    x = 133,315,525.47/10,193.23
  6. Step 6: Final answer
    x = 13,078.83

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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.