Home / 37,163.86-51,289.77-21,250.66

Finding the Fourth Proportional to 37,163.86, 51,289.77 and 21,250.66

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Solution

The fourth proportional to 37,163.86, 51,289.77 and 21,250.66 is: 29,327.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,163.86 : 51,289.77 = 21,250.66 : x
  2. Step 2: Convert to fraction form
    37,163.86/51,289.77 = 21,250.66/x
  3. Step 3: Cross multiply
    37,163.86x = 51,289.77 × 21,250.66
  4. Step 4: Simplify right side
    37,163.86x = 1,089,941,463.75
  5. Step 5: Solve for x
    x = 1,089,941,463.75/37,163.86
  6. Step 6: Final answer
    x = 29,327.99

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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.