Home / 30,238.68-41,619.21-26,630.04

Finding the Fourth Proportional to 30,238.68, 41,619.21 and 26,630.04

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Solution

The fourth proportional to 30,238.68, 41,619.21 and 26,630.04 is: 36,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,238.68 : 41,619.21 = 26,630.04 : x
  2. Step 2: Convert to fraction form
    30,238.68/41,619.21 = 26,630.04/x
  3. Step 3: Cross multiply
    30,238.68x = 41,619.21 × 26,630.04
  4. Step 4: Simplify right side
    30,238.68x = 1,108,321,227.07
  5. Step 5: Solve for x
    x = 1,108,321,227.07/30,238.68
  6. Step 6: Final answer
    x = 36,652.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.