Home / 37,830.51-52,194.78-21,914.55

Finding the Fourth Proportional to 37,830.51, 52,194.78 and 21,914.55

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Solution

The fourth proportional to 37,830.51, 52,194.78 and 21,914.55 is: 30,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,830.51 : 52,194.78 = 21,914.55 : x
  2. Step 2: Convert to fraction form
    37,830.51/52,194.78 = 21,914.55/x
  3. Step 3: Cross multiply
    37,830.51x = 52,194.78 × 21,914.55
  4. Step 4: Simplify right side
    37,830.51x = 1,143,825,116.05
  5. Step 5: Solve for x
    x = 1,143,825,116.05/37,830.51
  6. Step 6: Final answer
    x = 30,235.52

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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.