Home / 29,258.42-40,363.36-18,641.44

Finding the Fourth Proportional to 29,258.42, 40,363.36 and 18,641.44

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Solution

The fourth proportional to 29,258.42, 40,363.36 and 18,641.44 is: 25,716.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,258.42 : 40,363.36 = 18,641.44 : x
  2. Step 2: Convert to fraction form
    29,258.42/40,363.36 = 18,641.44/x
  3. Step 3: Cross multiply
    29,258.42x = 40,363.36 × 18,641.44
  4. Step 4: Simplify right side
    29,258.42x = 752,431,262.35
  5. Step 5: Solve for x
    x = 752,431,262.35/29,258.42
  6. Step 6: Final answer
    x = 25,716.75

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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.