Home / 30,512.08-45,769.34-9,450.26

Finding the Fourth Proportional to 30,512.08, 45,769.34 and 9,450.26

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Solution

The fourth proportional to 30,512.08, 45,769.34 and 9,450.26 is: 14,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,512.08 : 45,769.34 = 9,450.26 : x
  2. Step 2: Convert to fraction form
    30,512.08/45,769.34 = 9,450.26/x
  3. Step 3: Cross multiply
    30,512.08x = 45,769.34 × 9,450.26
  4. Step 4: Simplify right side
    30,512.08x = 432,532,163.03
  5. Step 5: Solve for x
    x = 432,532,163.03/30,512.08
  6. Step 6: Final answer
    x = 14,175.77

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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.