Home / 36,789.93-55,193.11-13,416.36

Finding the Fourth Proportional to 36,789.93, 55,193.11 and 13,416.36

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Solution

The fourth proportional to 36,789.93, 55,193.11 and 13,416.36 is: 20,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,789.93 : 55,193.11 = 13,416.36 : x
  2. Step 2: Convert to fraction form
    36,789.93/55,193.11 = 13,416.36/x
  3. Step 3: Cross multiply
    36,789.93x = 55,193.11 × 13,416.36
  4. Step 4: Simplify right side
    36,789.93x = 740,490,633.28
  5. Step 5: Solve for x
    x = 740,490,633.28/36,789.93
  6. Step 6: Final answer
    x = 20,127.54

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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.