Home / 12,054.36-18,066.94-6,207.78

Finding the Fourth Proportional to 12,054.36, 18,066.94 and 6,207.78

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Solution

The fourth proportional to 12,054.36, 18,066.94 and 6,207.78 is: 9,304.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.36 : 18,066.94 = 6,207.78 : x
  2. Step 2: Convert to fraction form
    12,054.36/18,066.94 = 6,207.78/x
  3. Step 3: Cross multiply
    12,054.36x = 18,066.94 × 6,207.78
  4. Step 4: Simplify right side
    12,054.36x = 112,155,588.79
  5. Step 5: Solve for x
    x = 112,155,588.79/12,054.36
  6. Step 6: Final answer
    x = 9,304.15

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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.