Home / 12,150.96-18,207.27-8,848.86

Finding the Fourth Proportional to 12,150.96, 18,207.27 and 8,848.86

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Solution

The fourth proportional to 12,150.96, 18,207.27 and 8,848.86 is: 13,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150.96 : 18,207.27 = 8,848.86 : x
  2. Step 2: Convert to fraction form
    12,150.96/18,207.27 = 8,848.86/x
  3. Step 3: Cross multiply
    12,150.96x = 18,207.27 × 8,848.86
  4. Step 4: Simplify right side
    12,150.96x = 161,113,583.21
  5. Step 5: Solve for x
    x = 161,113,583.21/12,150.96
  6. Step 6: Final answer
    x = 13,259.33

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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.