Home / 28,997.16-40,015.40-17,061.27

Finding the Fourth Proportional to 28,997.16, 40,015.40 and 17,061.27

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Solution

The fourth proportional to 28,997.16, 40,015.40 and 17,061.27 is: 23,544.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,997.16 : 40,015.40 = 17,061.27 : x
  2. Step 2: Convert to fraction form
    28,997.16/40,015.40 = 17,061.27/x
  3. Step 3: Cross multiply
    28,997.16x = 40,015.40 × 17,061.27
  4. Step 4: Simplify right side
    28,997.16x = 682,713,404.16
  5. Step 5: Solve for x
    x = 682,713,404.16/28,997.16
  6. Step 6: Final answer
    x = 23,544.15

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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.