Home / 30,465.82-45,705.57-10,744.55

Finding the Fourth Proportional to 30,465.82, 45,705.57 and 10,744.55

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Solution

The fourth proportional to 30,465.82, 45,705.57 and 10,744.55 is: 16,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,465.82 : 45,705.57 = 10,744.55 : x
  2. Step 2: Convert to fraction form
    30,465.82/45,705.57 = 10,744.55/x
  3. Step 3: Cross multiply
    30,465.82x = 45,705.57 × 10,744.55
  4. Step 4: Simplify right side
    30,465.82x = 491,085,684.72
  5. Step 5: Solve for x
    x = 491,085,684.72/30,465.82
  6. Step 6: Final answer
    x = 16,119.23

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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.