Home / 19,184.85-28,778.69-6,703.43

Finding the Fourth Proportional to 19,184.85, 28,778.69 and 6,703.43

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Solution

The fourth proportional to 19,184.85, 28,778.69 and 6,703.43 is: 10,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184.85 : 28,778.69 = 6,703.43 : x
  2. Step 2: Convert to fraction form
    19,184.85/28,778.69 = 6,703.43/x
  3. Step 3: Cross multiply
    19,184.85x = 28,778.69 × 6,703.43
  4. Step 4: Simplify right side
    19,184.85x = 192,915,806.77
  5. Step 5: Solve for x
    x = 192,915,806.77/19,184.85
  6. Step 6: Final answer
    x = 10,055.63

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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.