Home / 12,529.92-17,291.68-6,941.44

Finding the Fourth Proportional to 12,529.92, 17,291.68 and 6,941.44

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Solution

The fourth proportional to 12,529.92, 17,291.68 and 6,941.44 is: 9,579.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,529.92 : 17,291.68 = 6,941.44 : x
  2. Step 2: Convert to fraction form
    12,529.92/17,291.68 = 6,941.44/x
  3. Step 3: Cross multiply
    12,529.92x = 17,291.68 × 6,941.44
  4. Step 4: Simplify right side
    12,529.92x = 120,029,159.22
  5. Step 5: Solve for x
    x = 120,029,159.22/12,529.92
  6. Step 6: Final answer
    x = 9,579.40

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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.