Home / 12,054.18-18,083.70-4,268.46

Finding the Fourth Proportional to 12,054.18, 18,083.70 and 4,268.46

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Solution

The fourth proportional to 12,054.18, 18,083.70 and 4,268.46 is: 6,403.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.18 : 18,083.70 = 4,268.46 : x
  2. Step 2: Convert to fraction form
    12,054.18/18,083.70 = 4,268.46/x
  3. Step 3: Cross multiply
    12,054.18x = 18,083.70 × 4,268.46
  4. Step 4: Simplify right side
    12,054.18x = 77,189,528.76
  5. Step 5: Solve for x
    x = 77,189,528.76/12,054.18
  6. Step 6: Final answer
    x = 6,403.55

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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.