Home / 12,279.54-16,944.58-6,973.33

Finding the Fourth Proportional to 12,279.54, 16,944.58 and 6,973.33

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Solution

The fourth proportional to 12,279.54, 16,944.58 and 6,973.33 is: 9,622.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,279.54 : 16,944.58 = 6,973.33 : x
  2. Step 2: Convert to fraction form
    12,279.54/16,944.58 = 6,973.33/x
  3. Step 3: Cross multiply
    12,279.54x = 16,944.58 × 6,973.33
  4. Step 4: Simplify right side
    12,279.54x = 118,160,148.05
  5. Step 5: Solve for x
    x = 118,160,148.05/12,279.54
  6. Step 6: Final answer
    x = 9,622.52

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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.