Home / 37,199.48-51,336.90-21,288.92

Finding the Fourth Proportional to 37,199.48, 51,336.90 and 21,288.92

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Solution

The fourth proportional to 37,199.48, 51,336.90 and 21,288.92 is: 29,379.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,199.48 : 51,336.90 = 21,288.92 : x
  2. Step 2: Convert to fraction form
    37,199.48/51,336.90 = 21,288.92/x
  3. Step 3: Cross multiply
    37,199.48x = 51,336.90 × 21,288.92
  4. Step 4: Simplify right side
    37,199.48x = 1,092,907,157.15
  5. Step 5: Solve for x
    x = 1,092,907,157.15/37,199.48
  6. Step 6: Final answer
    x = 29,379.64

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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.