Home / 30,493.94-45,741.09-10,771.34

Finding the Fourth Proportional to 30,493.94, 45,741.09 and 10,771.34

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Solution

The fourth proportional to 30,493.94, 45,741.09 and 10,771.34 is: 16,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,493.94 : 45,741.09 = 10,771.34 : x
  2. Step 2: Convert to fraction form
    30,493.94/45,741.09 = 10,771.34/x
  3. Step 3: Cross multiply
    30,493.94x = 45,741.09 × 10,771.34
  4. Step 4: Simplify right side
    30,493.94x = 492,692,832.36
  5. Step 5: Solve for x
    x = 492,692,832.36/30,493.94
  6. Step 6: Final answer
    x = 16,157.07

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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.