Home / 12,529.10-17,290.26-6,863.96

Finding the Fourth Proportional to 12,529.10, 17,290.26 and 6,863.96

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Solution

The fourth proportional to 12,529.10, 17,290.26 and 6,863.96 is: 9,472.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529.10 : 17,290.26 = 6,863.96 : x
  2. Step 2: Convert to fraction form
    12,529.10/17,290.26 = 6,863.96/x
  3. Step 3: Cross multiply
    12,529.10x = 17,290.26 × 6,863.96
  4. Step 4: Simplify right side
    12,529.10x = 118,679,696.26
  5. Step 5: Solve for x
    x = 118,679,696.26/12,529.10
  6. Step 6: Final answer
    x = 9,472.32

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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.