Home / 18,075.79-27,114.65-5,604.43

Finding the Fourth Proportional to 18,075.79, 27,114.65 and 5,604.43

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Solution

The fourth proportional to 18,075.79, 27,114.65 and 5,604.43 is: 8,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075.79 : 27,114.65 = 5,604.43 : x
  2. Step 2: Convert to fraction form
    18,075.79/27,114.65 = 5,604.43/x
  3. Step 3: Cross multiply
    18,075.79x = 27,114.65 × 5,604.43
  4. Step 4: Simplify right side
    18,075.79x = 151,962,157.90
  5. Step 5: Solve for x
    x = 151,962,157.90/18,075.79
  6. Step 6: Final answer
    x = 8,406.94

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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.