Home / 12,064.85-18,097.26-3,300.45

Finding the Fourth Proportional to 12,064.85, 18,097.26 and 3,300.45

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Solution

The fourth proportional to 12,064.85, 18,097.26 and 3,300.45 is: 4,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.85 : 18,097.26 = 3,300.45 : x
  2. Step 2: Convert to fraction form
    12,064.85/18,097.26 = 3,300.45/x
  3. Step 3: Cross multiply
    12,064.85x = 18,097.26 × 3,300.45
  4. Step 4: Simplify right side
    12,064.85x = 59,729,021.53
  5. Step 5: Solve for x
    x = 59,729,021.53/12,064.85
  6. Step 6: Final answer
    x = 4,950.66

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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.