Home / 37,245.64-51,384.36-21,321.52

Finding the Fourth Proportional to 37,245.64, 51,384.36 and 21,321.52

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Solution

The fourth proportional to 37,245.64, 51,384.36 and 21,321.52 is: 29,415.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,245.64 : 51,384.36 = 21,321.52 : x
  2. Step 2: Convert to fraction form
    37,245.64/51,384.36 = 21,321.52/x
  3. Step 3: Cross multiply
    37,245.64x = 51,384.36 × 21,321.52
  4. Step 4: Simplify right side
    37,245.64x = 1,095,592,659.43
  5. Step 5: Solve for x
    x = 1,095,592,659.43/37,245.64
  6. Step 6: Final answer
    x = 29,415.33

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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.