Home / 66,470.05-99,704.26-16,550.56

Finding the Fourth Proportional to 66,470.05, 99,704.26 and 16,550.56

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Solution

The fourth proportional to 66,470.05, 99,704.26 and 16,550.56 is: 24,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,470.05 : 99,704.26 = 16,550.56 : x
  2. Step 2: Convert to fraction form
    66,470.05/99,704.26 = 16,550.56/x
  3. Step 3: Cross multiply
    66,470.05x = 99,704.26 × 16,550.56
  4. Step 4: Simplify right side
    66,470.05x = 1,650,161,337.39
  5. Step 5: Solve for x
    x = 1,650,161,337.39/66,470.05
  6. Step 6: Final answer
    x = 24,825.64

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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.