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Finding the Fourth Proportional to 14,879.78, 22,308.74 and 7,094.06

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Solution

The fourth proportional to 14,879.78, 22,308.74 and 7,094.06 is: 10,635.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.78 : 22,308.74 = 7,094.06 : x
  2. Step 2: Convert to fraction form
    14,879.78/22,308.74 = 7,094.06/x
  3. Step 3: Cross multiply
    14,879.78x = 22,308.74 × 7,094.06
  4. Step 4: Simplify right side
    14,879.78x = 158,259,540.08
  5. Step 5: Solve for x
    x = 158,259,540.08/14,879.78
  6. Step 6: Final answer
    x = 10,635.88

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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.