Home / 30,306.98-45,467.62-9,530.48

Finding the Fourth Proportional to 30,306.98, 45,467.62 and 9,530.48

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Solution

The fourth proportional to 30,306.98, 45,467.62 and 9,530.48 is: 14,297.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,306.98 : 45,467.62 = 9,530.48 : x
  2. Step 2: Convert to fraction form
    30,306.98/45,467.62 = 9,530.48/x
  3. Step 3: Cross multiply
    30,306.98x = 45,467.62 × 9,530.48
  4. Step 4: Simplify right side
    30,306.98x = 433,328,243.06
  5. Step 5: Solve for x
    x = 433,328,243.06/30,306.98
  6. Step 6: Final answer
    x = 14,297.97

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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.