Home / 11,835.60-16,374.60-11,576.40

Finding the Fourth Proportional to 11,835.60, 16,374.60 and 11,576.40

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Solution

The fourth proportional to 11,835.60, 16,374.60 and 11,576.40 is: 16,016.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.60 : 16,374.60 = 11,576.40 : x
  2. Step 2: Convert to fraction form
    11,835.60/16,374.60 = 11,576.40/x
  3. Step 3: Cross multiply
    11,835.60x = 16,374.60 × 11,576.40
  4. Step 4: Simplify right side
    11,835.60x = 189,558,919.44
  5. Step 5: Solve for x
    x = 189,558,919.44/11,835.60
  6. Step 6: Final answer
    x = 16,016.00

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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.