Home / 11,680.63-17,528.46-4,659.45

Finding the Fourth Proportional to 11,680.63, 17,528.46 and 4,659.45

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Solution

The fourth proportional to 11,680.63, 17,528.46 and 4,659.45 is: 6,992.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.63 : 17,528.46 = 4,659.45 : x
  2. Step 2: Convert to fraction form
    11,680.63/17,528.46 = 4,659.45/x
  3. Step 3: Cross multiply
    11,680.63x = 17,528.46 × 4,659.45
  4. Step 4: Simplify right side
    11,680.63x = 81,672,982.95
  5. Step 5: Solve for x
    x = 81,672,982.95/11,680.63
  6. Step 6: Final answer
    x = 6,992.17

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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.