Home / 44,075.82-66,101.19-12,483.78

Finding the Fourth Proportional to 44,075.82, 66,101.19 and 12,483.78

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Solution

The fourth proportional to 44,075.82, 66,101.19 and 12,483.78 is: 18,722.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,075.82 : 66,101.19 = 12,483.78 : x
  2. Step 2: Convert to fraction form
    44,075.82/66,101.19 = 12,483.78/x
  3. Step 3: Cross multiply
    44,075.82x = 66,101.19 × 12,483.78
  4. Step 4: Simplify right side
    44,075.82x = 825,192,713.70
  5. Step 5: Solve for x
    x = 825,192,713.70/44,075.82
  6. Step 6: Final answer
    x = 18,722.12

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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.