Home / 30,129.24-41,573.46-18,796.93

Finding the Fourth Proportional to 30,129.24, 41,573.46 and 18,796.93

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Solution

The fourth proportional to 30,129.24, 41,573.46 and 18,796.93 is: 25,936.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,129.24 : 41,573.46 = 18,796.93 : x
  2. Step 2: Convert to fraction form
    30,129.24/41,573.46 = 18,796.93/x
  3. Step 3: Cross multiply
    30,129.24x = 41,573.46 × 18,796.93
  4. Step 4: Simplify right side
    30,129.24x = 781,453,417.48
  5. Step 5: Solve for x
    x = 781,453,417.48/30,129.24
  6. Step 6: Final answer
    x = 25,936.71

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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.