Home / 37,114.45-51,218.02-21,198.86

Finding the Fourth Proportional to 37,114.45, 51,218.02 and 21,198.86

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Solution

The fourth proportional to 37,114.45, 51,218.02 and 21,198.86 is: 29,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,114.45 : 51,218.02 = 21,198.86 : x
  2. Step 2: Convert to fraction form
    37,114.45/51,218.02 = 21,198.86/x
  3. Step 3: Cross multiply
    37,114.45x = 51,218.02 × 21,198.86
  4. Step 4: Simplify right side
    37,114.45x = 1,085,763,886.03
  5. Step 5: Solve for x
    x = 1,085,763,886.03/37,114.45
  6. Step 6: Final answer
    x = 29,254.48

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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.