Home / 43,049.84-64,584.14-18,075.65

Finding the Fourth Proportional to 43,049.84, 64,584.14 and 18,075.65

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Solution

The fourth proportional to 43,049.84, 64,584.14 and 18,075.65 is: 27,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,049.84 : 64,584.14 = 18,075.65 : x
  2. Step 2: Convert to fraction form
    43,049.84/64,584.14 = 18,075.65/x
  3. Step 3: Cross multiply
    43,049.84x = 64,584.14 × 18,075.65
  4. Step 4: Simplify right side
    43,049.84x = 1,167,399,896.89
  5. Step 5: Solve for x
    x = 1,167,399,896.89/43,049.84
  6. Step 6: Final answer
    x = 27,117.41

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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.