Home / 37,110.51-51,212.39-20,114.82

Finding the Fourth Proportional to 37,110.51, 51,212.39 and 20,114.82

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Solution

The fourth proportional to 37,110.51, 51,212.39 and 20,114.82 is: 27,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,110.51 : 51,212.39 = 20,114.82 : x
  2. Step 2: Convert to fraction form
    37,110.51/51,212.39 = 20,114.82/x
  3. Step 3: Cross multiply
    37,110.51x = 51,212.39 × 20,114.82
  4. Step 4: Simplify right side
    37,110.51x = 1,030,127,906.05
  5. Step 5: Solve for x
    x = 1,030,127,906.05/37,110.51
  6. Step 6: Final answer
    x = 27,758.39

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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.