Home / 28,836.35-43,254.26-9,114.92

Finding the Fourth Proportional to 28,836.35, 43,254.26 and 9,114.92

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Solution

The fourth proportional to 28,836.35, 43,254.26 and 9,114.92 is: 13,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,836.35 : 43,254.26 = 9,114.92 : x
  2. Step 2: Convert to fraction form
    28,836.35/43,254.26 = 9,114.92/x
  3. Step 3: Cross multiply
    28,836.35x = 43,254.26 × 9,114.92
  4. Step 4: Simplify right side
    28,836.35x = 394,259,119.56
  5. Step 5: Solve for x
    x = 394,259,119.56/28,836.35
  6. Step 6: Final answer
    x = 13,672.30

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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.