Home / 30,469.49-45,651.96-27,387.98

Finding the Fourth Proportional to 30,469.49, 45,651.96 and 27,387.98

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Solution

The fourth proportional to 30,469.49, 45,651.96 and 27,387.98 is: 41,034.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,469.49 : 45,651.96 = 27,387.98 : x
  2. Step 2: Convert to fraction form
    30,469.49/45,651.96 = 27,387.98/x
  3. Step 3: Cross multiply
    30,469.49x = 45,651.96 × 27,387.98
  4. Step 4: Simplify right side
    30,469.49x = 1,250,314,967.44
  5. Step 5: Solve for x
    x = 1,250,314,967.44/30,469.49
  6. Step 6: Final answer
    x = 41,034.98

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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.