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Finding the Fourth Proportional to 30,544.08, 45,786.96 and 9,754.08

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Solution

The fourth proportional to 30,544.08, 45,786.96 and 9,754.08 is: 14,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,544.08 : 45,786.96 = 9,754.08 : x
  2. Step 2: Convert to fraction form
    30,544.08/45,786.96 = 9,754.08/x
  3. Step 3: Cross multiply
    30,544.08x = 45,786.96 × 9,754.08
  4. Step 4: Simplify right side
    30,544.08x = 446,609,670.80
  5. Step 5: Solve for x
    x = 446,609,670.80/30,544.08
  6. Step 6: Final answer
    x = 14,621.81

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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.