Home / 43,346.45-65,038.46-15,286.56

Finding the Fourth Proportional to 43,346.45, 65,038.46 and 15,286.56

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Solution

The fourth proportional to 43,346.45, 65,038.46 and 15,286.56 is: 22,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,346.45 : 65,038.46 = 15,286.56 : x
  2. Step 2: Convert to fraction form
    43,346.45/65,038.46 = 15,286.56/x
  3. Step 3: Cross multiply
    43,346.45x = 65,038.46 × 15,286.56
  4. Step 4: Simplify right side
    43,346.45x = 994,214,321.10
  5. Step 5: Solve for x
    x = 994,214,321.10/43,346.45
  6. Step 6: Final answer
    x = 22,936.46

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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.