Home / 25,968.56-35,830.82-15,896.21

Finding the Fourth Proportional to 25,968.56, 35,830.82 and 15,896.21

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Solution

The fourth proportional to 25,968.56, 35,830.82 and 15,896.21 is: 21,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.56 : 35,830.82 = 15,896.21 : x
  2. Step 2: Convert to fraction form
    25,968.56/35,830.82 = 15,896.21/x
  3. Step 3: Cross multiply
    25,968.56x = 35,830.82 × 15,896.21
  4. Step 4: Simplify right side
    25,968.56x = 569,574,099.78
  5. Step 5: Solve for x
    x = 569,574,099.78/25,968.56
  6. Step 6: Final answer
    x = 21,933.22

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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.