Home / 12,723.27-19,086.21-4,403.27

Finding the Fourth Proportional to 12,723.27, 19,086.21 and 4,403.27

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Solution

The fourth proportional to 12,723.27, 19,086.21 and 4,403.27 is: 6,605.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723.27 : 19,086.21 = 4,403.27 : x
  2. Step 2: Convert to fraction form
    12,723.27/19,086.21 = 4,403.27/x
  3. Step 3: Cross multiply
    12,723.27x = 19,086.21 × 4,403.27
  4. Step 4: Simplify right side
    12,723.27x = 84,041,746.91
  5. Step 5: Solve for x
    x = 84,041,746.91/12,723.27
  6. Step 6: Final answer
    x = 6,605.36

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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.