Home / 43,349.64-65,043.24-15,289.75

Finding the Fourth Proportional to 43,349.64, 65,043.24 and 15,289.75

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Solution

The fourth proportional to 43,349.64, 65,043.24 and 15,289.75 is: 22,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,349.64 : 65,043.24 = 15,289.75 : x
  2. Step 2: Convert to fraction form
    43,349.64/65,043.24 = 15,289.75/x
  3. Step 3: Cross multiply
    43,349.64x = 65,043.24 × 15,289.75
  4. Step 4: Simplify right side
    43,349.64x = 994,494,878.79
  5. Step 5: Solve for x
    x = 994,494,878.79/43,349.64
  6. Step 6: Final answer
    x = 22,941.25

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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.