Home / 43,364.48-65,057.07-13,782.37

Finding the Fourth Proportional to 43,364.48, 65,057.07 and 13,782.37

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Solution

The fourth proportional to 43,364.48, 65,057.07 and 13,782.37 is: 20,676.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,364.48 : 65,057.07 = 13,782.37 : x
  2. Step 2: Convert to fraction form
    43,364.48/65,057.07 = 13,782.37/x
  3. Step 3: Cross multiply
    43,364.48x = 65,057.07 × 13,782.37
  4. Step 4: Simplify right side
    43,364.48x = 896,640,284.57
  5. Step 5: Solve for x
    x = 896,640,284.57/43,364.48
  6. Step 6: Final answer
    x = 20,676.84

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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.