Home / 14,568.94-20,099.26-8,432.61

Finding the Fourth Proportional to 14,568.94, 20,099.26 and 8,432.61

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Solution

The fourth proportional to 14,568.94, 20,099.26 and 8,432.61 is: 11,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,568.94 : 20,099.26 = 8,432.61 : x
  2. Step 2: Convert to fraction form
    14,568.94/20,099.26 = 8,432.61/x
  3. Step 3: Cross multiply
    14,568.94x = 20,099.26 × 8,432.61
  4. Step 4: Simplify right side
    14,568.94x = 169,489,220.87
  5. Step 5: Solve for x
    x = 169,489,220.87/14,568.94
  6. Step 6: Final answer
    x = 11,633.60

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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.