Home / 54,075.03-81,114.75-18,560.75

Finding the Fourth Proportional to 54,075.03, 81,114.75 and 18,560.75

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Solution

The fourth proportional to 54,075.03, 81,114.75 and 18,560.75 is: 27,841.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,075.03 : 81,114.75 = 18,560.75 : x
  2. Step 2: Convert to fraction form
    54,075.03/81,114.75 = 18,560.75/x
  3. Step 3: Cross multiply
    54,075.03x = 81,114.75 × 18,560.75
  4. Step 4: Simplify right side
    54,075.03x = 1,505,550,190.49
  5. Step 5: Solve for x
    x = 1,505,550,190.49/54,075.03
  6. Step 6: Final answer
    x = 27,841.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.