Home / 12,093.57-16,705.94-11,502.40

Finding the Fourth Proportional to 12,093.57, 16,705.94 and 11,502.40

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Solution

The fourth proportional to 12,093.57, 16,705.94 and 11,502.40 is: 15,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,093.57 : 16,705.94 = 11,502.40 : x
  2. Step 2: Convert to fraction form
    12,093.57/16,705.94 = 11,502.40/x
  3. Step 3: Cross multiply
    12,093.57x = 16,705.94 × 11,502.40
  4. Step 4: Simplify right side
    12,093.57x = 192,158,404.26
  5. Step 5: Solve for x
    x = 192,158,404.26/12,093.57
  6. Step 6: Final answer
    x = 15,889.30

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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.