Home / 12,842.66-19,263.18-4,523.42

Finding the Fourth Proportional to 12,842.66, 19,263.18 and 4,523.42

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Solution

The fourth proportional to 12,842.66, 19,263.18 and 4,523.42 is: 6,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842.66 : 19,263.18 = 4,523.42 : x
  2. Step 2: Convert to fraction form
    12,842.66/19,263.18 = 4,523.42/x
  3. Step 3: Cross multiply
    12,842.66x = 19,263.18 × 4,523.42
  4. Step 4: Simplify right side
    12,842.66x = 87,135,453.68
  5. Step 5: Solve for x
    x = 87,135,453.68/12,842.66
  6. Step 6: Final answer
    x = 6,784.84

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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.