Home / 50,212.21-69,299.00-28,991.44

Finding the Fourth Proportional to 50,212.21, 69,299.00 and 28,991.44

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Solution

The fourth proportional to 50,212.21, 69,299.00 and 28,991.44 is: 40,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,212.21 : 69,299.00 = 28,991.44 : x
  2. Step 2: Convert to fraction form
    50,212.21/69,299.00 = 28,991.44/x
  3. Step 3: Cross multiply
    50,212.21x = 69,299.00 × 28,991.44
  4. Step 4: Simplify right side
    50,212.21x = 2,009,077,655.60
  5. Step 5: Solve for x
    x = 2,009,077,655.60/50,212.21
  6. Step 6: Final answer
    x = 40,011.74

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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.