Home / 12,054.42-18,081.63-4,263.03

Finding the Fourth Proportional to 12,054.42, 18,081.63 and 4,263.03

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Solution

The fourth proportional to 12,054.42, 18,081.63 and 4,263.03 is: 6,394.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.42 : 18,081.63 = 4,263.03 : x
  2. Step 2: Convert to fraction form
    12,054.42/18,081.63 = 4,263.03/x
  3. Step 3: Cross multiply
    12,054.42x = 18,081.63 × 4,263.03
  4. Step 4: Simplify right side
    12,054.42x = 77,082,531.14
  5. Step 5: Solve for x
    x = 77,082,531.14/12,054.42
  6. Step 6: Final answer
    x = 6,394.55

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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.