Home / 14,905.35-20,568.43-8,531.93

Finding the Fourth Proportional to 14,905.35, 20,568.43 and 8,531.93

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Solution

The fourth proportional to 14,905.35, 20,568.43 and 8,531.93 is: 11,773.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.35 : 20,568.43 = 8,531.93 : x
  2. Step 2: Convert to fraction form
    14,905.35/20,568.43 = 8,531.93/x
  3. Step 3: Cross multiply
    14,905.35x = 20,568.43 × 8,531.93
  4. Step 4: Simplify right side
    14,905.35x = 175,488,467.06
  5. Step 5: Solve for x
    x = 175,488,467.06/14,905.35
  6. Step 6: Final answer
    x = 11,773.52

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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.