Home / 37,491.45-51,739.77-21,575.94

Finding the Fourth Proportional to 37,491.45, 51,739.77 and 21,575.94

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Solution

The fourth proportional to 37,491.45, 51,739.77 and 21,575.94 is: 29,775.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,491.45 : 51,739.77 = 21,575.94 : x
  2. Step 2: Convert to fraction form
    37,491.45/51,739.77 = 21,575.94/x
  3. Step 3: Cross multiply
    37,491.45x = 51,739.77 × 21,575.94
  4. Step 4: Simplify right side
    37,491.45x = 1,116,334,173.13
  5. Step 5: Solve for x
    x = 1,116,334,173.13/37,491.45
  6. Step 6: Final answer
    x = 29,775.70

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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.