Home / 35,535.62-49,039.36-19,620.12

Finding the Fourth Proportional to 35,535.62, 49,039.36 and 19,620.12

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Solution

The fourth proportional to 35,535.62, 49,039.36 and 19,620.12 is: 27,075.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,535.62 : 49,039.36 = 19,620.12 : x
  2. Step 2: Convert to fraction form
    35,535.62/49,039.36 = 19,620.12/x
  3. Step 3: Cross multiply
    35,535.62x = 49,039.36 × 19,620.12
  4. Step 4: Simplify right side
    35,535.62x = 962,158,127.92
  5. Step 5: Solve for x
    x = 962,158,127.92/35,535.62
  6. Step 6: Final answer
    x = 27,075.88

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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.