Home / 37,309.22-51,486.63-20,542.22

Finding the Fourth Proportional to 37,309.22, 51,486.63 and 20,542.22

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Solution

The fourth proportional to 37,309.22, 51,486.63 and 20,542.22 is: 28,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,309.22 : 51,486.63 = 20,542.22 : x
  2. Step 2: Convert to fraction form
    37,309.22/51,486.63 = 20,542.22/x
  3. Step 3: Cross multiply
    37,309.22x = 51,486.63 × 20,542.22
  4. Step 4: Simplify right side
    37,309.22x = 1,057,649,680.52
  5. Step 5: Solve for x
    x = 1,057,649,680.52/37,309.22
  6. Step 6: Final answer
    x = 28,348.21

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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.