Home / 35,415.87-48,882.22-21,997.27

Finding the Fourth Proportional to 35,415.87, 48,882.22 and 21,997.27

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Solution

The fourth proportional to 35,415.87, 48,882.22 and 21,997.27 is: 30,361.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,415.87 : 48,882.22 = 21,997.27 : x
  2. Step 2: Convert to fraction form
    35,415.87/48,882.22 = 21,997.27/x
  3. Step 3: Cross multiply
    35,415.87x = 48,882.22 × 21,997.27
  4. Step 4: Simplify right side
    35,415.87x = 1,075,275,397.65
  5. Step 5: Solve for x
    x = 1,075,275,397.65/35,415.87
  6. Step 6: Final answer
    x = 30,361.40

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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.