Home / 37,491.06-51,739.23-21,575.57

Finding the Fourth Proportional to 37,491.06, 51,739.23 and 21,575.57

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Solution

The fourth proportional to 37,491.06, 51,739.23 and 21,575.57 is: 29,775.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,491.06 : 51,739.23 = 21,575.57 : x
  2. Step 2: Convert to fraction form
    37,491.06/51,739.23 = 21,575.57/x
  3. Step 3: Cross multiply
    37,491.06x = 51,739.23 × 21,575.57
  4. Step 4: Simplify right side
    37,491.06x = 1,116,303,119.91
  5. Step 5: Solve for x
    x = 1,116,303,119.91/37,491.06
  6. Step 6: Final answer
    x = 29,775.18

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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.