Home / 14,609.36-21,917.48-4,748.64

Finding the Fourth Proportional to 14,609.36, 21,917.48 and 4,748.64

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Solution

The fourth proportional to 14,609.36, 21,917.48 and 4,748.64 is: 7,124.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,609.36 : 21,917.48 = 4,748.64 : x
  2. Step 2: Convert to fraction form
    14,609.36/21,917.48 = 4,748.64/x
  3. Step 3: Cross multiply
    14,609.36x = 21,917.48 × 4,748.64
  4. Step 4: Simplify right side
    14,609.36x = 104,078,198.48
  5. Step 5: Solve for x
    x = 104,078,198.48/14,609.36
  6. Step 6: Final answer
    x = 7,124.08

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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.