Home / 17,731.20-26,600.40-6,045.60

Finding the Fourth Proportional to 17,731.20, 26,600.40 and 6,045.60

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Solution

The fourth proportional to 17,731.20, 26,600.40 and 6,045.60 is: 9,069.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.20 : 26,600.40 = 6,045.60 : x
  2. Step 2: Convert to fraction form
    17,731.20/26,600.40 = 6,045.60/x
  3. Step 3: Cross multiply
    17,731.20x = 26,600.40 × 6,045.60
  4. Step 4: Simplify right side
    17,731.20x = 160,815,378.24
  5. Step 5: Solve for x
    x = 160,815,378.24/17,731.20
  6. Step 6: Final answer
    x = 9,069.63

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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.