Home / 23,439.09-35,149.18-8,644.72

Finding the Fourth Proportional to 23,439.09, 35,149.18 and 8,644.72

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Solution

The fourth proportional to 23,439.09, 35,149.18 and 8,644.72 is: 12,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.09 : 35,149.18 = 8,644.72 : x
  2. Step 2: Convert to fraction form
    23,439.09/35,149.18 = 8,644.72/x
  3. Step 3: Cross multiply
    23,439.09x = 35,149.18 × 8,644.72
  4. Step 4: Simplify right side
    23,439.09x = 303,854,709.84
  5. Step 5: Solve for x
    x = 303,854,709.84/23,439.09
  6. Step 6: Final answer
    x = 12,963.59

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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.