Home / 29,241.36-40,339.40-19,167.12

Finding the Fourth Proportional to 29,241.36, 40,339.40 and 19,167.12

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Solution

The fourth proportional to 29,241.36, 40,339.40 and 19,167.12 is: 26,441.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,241.36 : 40,339.40 = 19,167.12 : x
  2. Step 2: Convert to fraction form
    29,241.36/40,339.40 = 19,167.12/x
  3. Step 3: Cross multiply
    29,241.36x = 40,339.40 × 19,167.12
  4. Step 4: Simplify right side
    29,241.36x = 773,190,120.53
  5. Step 5: Solve for x
    x = 773,190,120.53/29,241.36
  6. Step 6: Final answer
    x = 26,441.66

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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.