Home / 37,158.62-51,278.93-21,243.41

Finding the Fourth Proportional to 37,158.62, 51,278.93 and 21,243.41

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Solution

The fourth proportional to 37,158.62, 51,278.93 and 21,243.41 is: 29,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,158.62 : 51,278.93 = 21,243.41 : x
  2. Step 2: Convert to fraction form
    37,158.62/51,278.93 = 21,243.41/x
  3. Step 3: Cross multiply
    37,158.62x = 51,278.93 × 21,243.41
  4. Step 4: Simplify right side
    37,158.62x = 1,089,339,334.35
  5. Step 5: Solve for x
    x = 1,089,339,334.35/37,158.62
  6. Step 6: Final answer
    x = 29,315.93

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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.