Home / 37,220.31-51,364.60-20,224.89

Finding the Fourth Proportional to 37,220.31, 51,364.60 and 20,224.89

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Solution

The fourth proportional to 37,220.31, 51,364.60 and 20,224.89 is: 27,910.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,220.31 : 51,364.60 = 20,224.89 : x
  2. Step 2: Convert to fraction form
    37,220.31/51,364.60 = 20,224.89/x
  3. Step 3: Cross multiply
    37,220.31x = 51,364.60 × 20,224.89
  4. Step 4: Simplify right side
    37,220.31x = 1,038,843,334.33
  5. Step 5: Solve for x
    x = 1,038,843,334.33/37,220.31
  6. Step 6: Final answer
    x = 27,910.66

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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.