Home / 12,374.96-18,558.48-4,052.72

Finding the Fourth Proportional to 12,374.96, 18,558.48 and 4,052.72

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Solution

The fourth proportional to 12,374.96, 18,558.48 and 4,052.72 is: 6,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.96 : 18,558.48 = 4,052.72 : x
  2. Step 2: Convert to fraction form
    12,374.96/18,558.48 = 4,052.72/x
  3. Step 3: Cross multiply
    12,374.96x = 18,558.48 × 4,052.72
  4. Step 4: Simplify right side
    12,374.96x = 75,212,323.07
  5. Step 5: Solve for x
    x = 75,212,323.07/12,374.96
  6. Step 6: Final answer
    x = 6,077.78

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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.