Home / 12,075.04-18,114.03-3,755.50

Finding the Fourth Proportional to 12,075.04, 18,114.03 and 3,755.50

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Solution

The fourth proportional to 12,075.04, 18,114.03 and 3,755.50 is: 5,633.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,075.04 : 18,114.03 = 3,755.50 : x
  2. Step 2: Convert to fraction form
    12,075.04/18,114.03 = 3,755.50/x
  3. Step 3: Cross multiply
    12,075.04x = 18,114.03 × 3,755.50
  4. Step 4: Simplify right side
    12,075.04x = 68,027,239.67
  5. Step 5: Solve for x
    x = 68,027,239.67/12,075.04
  6. Step 6: Final answer
    x = 5,633.71

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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.