Home / 17,415.22-26,122.76-5,728.44

Finding the Fourth Proportional to 17,415.22, 26,122.76 and 5,728.44

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Solution

The fourth proportional to 17,415.22, 26,122.76 and 5,728.44 is: 8,592.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,415.22 : 26,122.76 = 5,728.44 : x
  2. Step 2: Convert to fraction form
    17,415.22/26,122.76 = 5,728.44/x
  3. Step 3: Cross multiply
    17,415.22x = 26,122.76 × 5,728.44
  4. Step 4: Simplify right side
    17,415.22x = 149,642,663.29
  5. Step 5: Solve for x
    x = 149,642,663.29/17,415.22
  6. Step 6: Final answer
    x = 8,592.64

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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.