Home / 45,346.77-68,020.07-12,066.84

Finding the Fourth Proportional to 45,346.77, 68,020.07 and 12,066.84

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Solution

The fourth proportional to 45,346.77, 68,020.07 and 12,066.84 is: 18,100.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,346.77 : 68,020.07 = 12,066.84 : x
  2. Step 2: Convert to fraction form
    45,346.77/68,020.07 = 12,066.84/x
  3. Step 3: Cross multiply
    45,346.77x = 68,020.07 × 12,066.84
  4. Step 4: Simplify right side
    45,346.77x = 820,787,241.14
  5. Step 5: Solve for x
    x = 820,787,241.14/45,346.77
  6. Step 6: Final answer
    x = 18,100.24

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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.