Home / 37,255.02-51,415.83-21,336.54

Finding the Fourth Proportional to 37,255.02, 51,415.83 and 21,336.54

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Solution

The fourth proportional to 37,255.02, 51,415.83 and 21,336.54 is: 29,446.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,255.02 : 51,415.83 = 21,336.54 : x
  2. Step 2: Convert to fraction form
    37,255.02/51,415.83 = 21,336.54/x
  3. Step 3: Cross multiply
    37,255.02x = 51,415.83 × 21,336.54
  4. Step 4: Simplify right side
    37,255.02x = 1,097,035,913.43
  5. Step 5: Solve for x
    x = 1,097,035,913.43/37,255.02
  6. Step 6: Final answer
    x = 29,446.66

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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.