Home / 29,254.44-40,371.23-15,825.75

Finding the Fourth Proportional to 29,254.44, 40,371.23 and 15,825.75

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Solution

The fourth proportional to 29,254.44, 40,371.23 and 15,825.75 is: 21,839.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,254.44 : 40,371.23 = 15,825.75 : x
  2. Step 2: Convert to fraction form
    29,254.44/40,371.23 = 15,825.75/x
  3. Step 3: Cross multiply
    29,254.44x = 40,371.23 × 15,825.75
  4. Step 4: Simplify right side
    29,254.44x = 638,904,914.04
  5. Step 5: Solve for x
    x = 638,904,914.04/29,254.44
  6. Step 6: Final answer
    x = 21,839.59

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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.