Home / 12,444.96-17,176.86-8,475.60

Finding the Fourth Proportional to 12,444.96, 17,176.86 and 8,475.60

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Solution

The fourth proportional to 12,444.96, 17,176.86 and 8,475.60 is: 11,698.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444.96 : 17,176.86 = 8,475.60 : x
  2. Step 2: Convert to fraction form
    12,444.96/17,176.86 = 8,475.60/x
  3. Step 3: Cross multiply
    12,444.96x = 17,176.86 × 8,475.60
  4. Step 4: Simplify right side
    12,444.96x = 145,584,194.62
  5. Step 5: Solve for x
    x = 145,584,194.62/12,444.96
  6. Step 6: Final answer
    x = 11,698.25

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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.