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Finding the Fourth Proportional to 30,460.82, 45,695.01 and 10,735.43

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Solution

The fourth proportional to 30,460.82, 45,695.01 and 10,735.43 is: 16,104.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,460.82 : 45,695.01 = 10,735.43 : x
  2. Step 2: Convert to fraction form
    30,460.82/45,695.01 = 10,735.43/x
  3. Step 3: Cross multiply
    30,460.82x = 45,695.01 × 10,735.43
  4. Step 4: Simplify right side
    30,460.82x = 490,555,581.20
  5. Step 5: Solve for x
    x = 490,555,581.20/30,460.82
  6. Step 6: Final answer
    x = 16,104.48

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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.