Home / 29,568.67-40,813.81-18,241.69

Finding the Fourth Proportional to 29,568.67, 40,813.81 and 18,241.69

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Solution

The fourth proportional to 29,568.67, 40,813.81 and 18,241.69 is: 25,179.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,568.67 : 40,813.81 = 18,241.69 : x
  2. Step 2: Convert to fraction form
    29,568.67/40,813.81 = 18,241.69/x
  3. Step 3: Cross multiply
    29,568.67x = 40,813.81 × 18,241.69
  4. Step 4: Simplify right side
    29,568.67x = 744,512,869.74
  5. Step 5: Solve for x
    x = 744,512,869.74/29,568.67
  6. Step 6: Final answer
    x = 25,179.11

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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.