Home / 37,999.16-57,010.28-20,226.80

Finding the Fourth Proportional to 37,999.16, 57,010.28 and 20,226.80

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Solution

The fourth proportional to 37,999.16, 57,010.28 and 20,226.80 is: 30,346.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,999.16 : 57,010.28 = 20,226.80 : x
  2. Step 2: Convert to fraction form
    37,999.16/57,010.28 = 20,226.80/x
  3. Step 3: Cross multiply
    37,999.16x = 57,010.28 × 20,226.80
  4. Step 4: Simplify right side
    37,999.16x = 1,153,135,531.50
  5. Step 5: Solve for x
    x = 1,153,135,531.50/37,999.16
  6. Step 6: Final answer
    x = 30,346.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.