Home / 12,595.26-17,381.54-6,930.61

Finding the Fourth Proportional to 12,595.26, 17,381.54 and 6,930.61

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Solution

The fourth proportional to 12,595.26, 17,381.54 and 6,930.61 is: 9,564.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595.26 : 17,381.54 = 6,930.61 : x
  2. Step 2: Convert to fraction form
    12,595.26/17,381.54 = 6,930.61/x
  3. Step 3: Cross multiply
    12,595.26x = 17,381.54 × 6,930.61
  4. Step 4: Simplify right side
    12,595.26x = 120,464,674.94
  5. Step 5: Solve for x
    x = 120,464,674.94/12,595.26
  6. Step 6: Final answer
    x = 9,564.29

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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.