Home / 13,497.91-18,625.79-7,833.04

Finding the Fourth Proportional to 13,497.91, 18,625.79 and 7,833.04

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Solution

The fourth proportional to 13,497.91, 18,625.79 and 7,833.04 is: 10,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497.91 : 18,625.79 = 7,833.04 : x
  2. Step 2: Convert to fraction form
    13,497.91/18,625.79 = 7,833.04/x
  3. Step 3: Cross multiply
    13,497.91x = 18,625.79 × 7,833.04
  4. Step 4: Simplify right side
    13,497.91x = 145,896,531.12
  5. Step 5: Solve for x
    x = 145,896,531.12/13,497.91
  6. Step 6: Final answer
    x = 10,808.83

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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.