Home / 45,983.75-69,002.24-19,327.64

Finding the Fourth Proportional to 45,983.75, 69,002.24 and 19,327.64

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Solution

The fourth proportional to 45,983.75, 69,002.24 and 19,327.64 is: 29,002.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,983.75 : 69,002.24 = 19,327.64 : x
  2. Step 2: Convert to fraction form
    45,983.75/69,002.24 = 19,327.64/x
  3. Step 3: Cross multiply
    45,983.75x = 69,002.24 × 19,327.64
  4. Step 4: Simplify right side
    45,983.75x = 1,333,650,453.91
  5. Step 5: Solve for x
    x = 1,333,650,453.91/45,983.75
  6. Step 6: Final answer
    x = 29,002.65

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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.