Home / 36,281.55-54,409.37-12,903.33

Finding the Fourth Proportional to 36,281.55, 54,409.37 and 12,903.33

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Solution

The fourth proportional to 36,281.55, 54,409.37 and 12,903.33 is: 19,350.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,281.55 : 54,409.37 = 12,903.33 : x
  2. Step 2: Convert to fraction form
    36,281.55/54,409.37 = 12,903.33/x
  3. Step 3: Cross multiply
    36,281.55x = 54,409.37 × 12,903.33
  4. Step 4: Simplify right side
    36,281.55x = 702,061,991.69
  5. Step 5: Solve for x
    x = 702,061,991.69/36,281.55
  6. Step 6: Final answer
    x = 19,350.39

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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.