Home / 12,100.48-16,698.66-7,063.72

Finding the Fourth Proportional to 12,100.48, 16,698.66 and 7,063.72

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Solution

The fourth proportional to 12,100.48, 16,698.66 and 7,063.72 is: 9,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,100.48 : 16,698.66 = 7,063.72 : x
  2. Step 2: Convert to fraction form
    12,100.48/16,698.66 = 7,063.72/x
  3. Step 3: Cross multiply
    12,100.48x = 16,698.66 × 7,063.72
  4. Step 4: Simplify right side
    12,100.48x = 117,954,658.62
  5. Step 5: Solve for x
    x = 117,954,658.62/12,100.48
  6. Step 6: Final answer
    x = 9,747.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.