Home / 43,998.76-66,000.38-12,836.36

Finding the Fourth Proportional to 43,998.76, 66,000.38 and 12,836.36

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Solution

The fourth proportional to 43,998.76, 66,000.38 and 12,836.36 is: 19,255.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,998.76 : 66,000.38 = 12,836.36 : x
  2. Step 2: Convert to fraction form
    43,998.76/66,000.38 = 12,836.36/x
  3. Step 3: Cross multiply
    43,998.76x = 66,000.38 × 12,836.36
  4. Step 4: Simplify right side
    43,998.76x = 847,204,637.82
  5. Step 5: Solve for x
    x = 847,204,637.82/43,998.76
  6. Step 6: Final answer
    x = 19,255.19

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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.