Home / 37,650.55-56,457.65-21,859.56

Finding the Fourth Proportional to 37,650.55, 56,457.65 and 21,859.56

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Solution

The fourth proportional to 37,650.55, 56,457.65 and 21,859.56 is: 32,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,650.55 : 56,457.65 = 21,859.56 : x
  2. Step 2: Convert to fraction form
    37,650.55/56,457.65 = 21,859.56/x
  3. Step 3: Cross multiply
    37,650.55x = 56,457.65 × 21,859.56
  4. Step 4: Simplify right side
    37,650.55x = 1,234,139,387.63
  5. Step 5: Solve for x
    x = 1,234,139,387.63/37,650.55
  6. Step 6: Final answer
    x = 32,778.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.