Home / 14,170.12-21,257.76-5,845.60

Finding the Fourth Proportional to 14,170.12, 21,257.76 and 5,845.60

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Solution

The fourth proportional to 14,170.12, 21,257.76 and 5,845.60 is: 8,769.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,170.12 : 21,257.76 = 5,845.60 : x
  2. Step 2: Convert to fraction form
    14,170.12/21,257.76 = 5,845.60/x
  3. Step 3: Cross multiply
    14,170.12x = 21,257.76 × 5,845.60
  4. Step 4: Simplify right side
    14,170.12x = 124,264,361.86
  5. Step 5: Solve for x
    x = 124,264,361.86/14,170.12
  6. Step 6: Final answer
    x = 8,769.46

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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.