Home / 35,075.80-48,405.78-19,161.73

Finding the Fourth Proportional to 35,075.80, 48,405.78 and 19,161.73

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Solution

The fourth proportional to 35,075.80, 48,405.78 and 19,161.73 is: 26,443.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,075.80 : 48,405.78 = 19,161.73 : x
  2. Step 2: Convert to fraction form
    35,075.80/48,405.78 = 19,161.73/x
  3. Step 3: Cross multiply
    35,075.80x = 48,405.78 × 19,161.73
  4. Step 4: Simplify right side
    35,075.80x = 927,538,486.80
  5. Step 5: Solve for x
    x = 927,538,486.80/35,075.80
  6. Step 6: Final answer
    x = 26,443.83

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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.