Home / 23,429.45-35,116.54-12,330.43

Finding the Fourth Proportional to 23,429.45, 35,116.54 and 12,330.43

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Solution

The fourth proportional to 23,429.45, 35,116.54 and 12,330.43 is: 18,481.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.45 : 35,116.54 = 12,330.43 : x
  2. Step 2: Convert to fraction form
    23,429.45/35,116.54 = 12,330.43/x
  3. Step 3: Cross multiply
    23,429.45x = 35,116.54 × 12,330.43
  4. Step 4: Simplify right side
    23,429.45x = 433,001,919.69
  5. Step 5: Solve for x
    x = 433,001,919.69/23,429.45
  6. Step 6: Final answer
    x = 18,481.09

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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.