Home / 37,253.54-51,408.86-20,486.54

Finding the Fourth Proportional to 37,253.54, 51,408.86 and 20,486.54

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Solution

The fourth proportional to 37,253.54, 51,408.86 and 20,486.54 is: 28,270.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,253.54 : 51,408.86 = 20,486.54 : x
  2. Step 2: Convert to fraction form
    37,253.54/51,408.86 = 20,486.54/x
  3. Step 3: Cross multiply
    37,253.54x = 51,408.86 × 20,486.54
  4. Step 4: Simplify right side
    37,253.54x = 1,053,189,666.74
  5. Step 5: Solve for x
    x = 1,053,189,666.74/37,253.54
  6. Step 6: Final answer
    x = 28,270.86

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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.