Home / 37,131.60-51,241.68-22,031.60

Finding the Fourth Proportional to 37,131.60, 51,241.68 and 22,031.60

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Solution

The fourth proportional to 37,131.60, 51,241.68 and 22,031.60 is: 30,403.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,131.60 : 51,241.68 = 22,031.60 : x
  2. Step 2: Convert to fraction form
    37,131.60/51,241.68 = 22,031.60/x
  3. Step 3: Cross multiply
    37,131.60x = 51,241.68 × 22,031.60
  4. Step 4: Simplify right side
    37,131.60x = 1,128,936,197.09
  5. Step 5: Solve for x
    x = 1,128,936,197.09/37,131.60
  6. Step 6: Final answer
    x = 30,403.65

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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.