Home / 23,486.96-35,214.72-12,381.92

Finding the Fourth Proportional to 23,486.96, 35,214.72 and 12,381.92

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Solution

The fourth proportional to 23,486.96, 35,214.72 and 12,381.92 is: 18,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.96 : 35,214.72 = 12,381.92 : x
  2. Step 2: Convert to fraction form
    23,486.96/35,214.72 = 12,381.92/x
  3. Step 3: Cross multiply
    23,486.96x = 35,214.72 × 12,381.92
  4. Step 4: Simplify right side
    23,486.96x = 436,025,845.86
  5. Step 5: Solve for x
    x = 436,025,845.86/23,486.96
  6. Step 6: Final answer
    x = 18,564.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.