Home / 30,193.35-45,297.86-11,473.71

Finding the Fourth Proportional to 30,193.35, 45,297.86 and 11,473.71

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Solution

The fourth proportional to 30,193.35, 45,297.86 and 11,473.71 is: 17,213.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,193.35 : 45,297.86 = 11,473.71 : x
  2. Step 2: Convert to fraction form
    30,193.35/45,297.86 = 11,473.71/x
  3. Step 3: Cross multiply
    30,193.35x = 45,297.86 × 11,473.71
  4. Step 4: Simplify right side
    30,193.35x = 519,734,451.89
  5. Step 5: Solve for x
    x = 519,734,451.89/30,193.35
  6. Step 6: Final answer
    x = 17,213.54

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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.