Home / 29,189.25-40,244.34-19,101.72

Finding the Fourth Proportional to 29,189.25, 40,244.34 and 19,101.72

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Solution

The fourth proportional to 29,189.25, 40,244.34 and 19,101.72 is: 26,336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,189.25 : 40,244.34 = 19,101.72 : x
  2. Step 2: Convert to fraction form
    29,189.25/40,244.34 = 19,101.72/x
  3. Step 3: Cross multiply
    29,189.25x = 40,244.34 × 19,101.72
  4. Step 4: Simplify right side
    29,189.25x = 768,736,114.26
  5. Step 5: Solve for x
    x = 768,736,114.26/29,189.25
  6. Step 6: Final answer
    x = 26,336.27

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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.