Home / 17,764.08-26,647.48-5,113.36

Finding the Fourth Proportional to 17,764.08, 26,647.48 and 5,113.36

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Solution

The fourth proportional to 17,764.08, 26,647.48 and 5,113.36 is: 7,670.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,764.08 : 26,647.48 = 5,113.36 : x
  2. Step 2: Convert to fraction form
    17,764.08/26,647.48 = 5,113.36/x
  3. Step 3: Cross multiply
    17,764.08x = 26,647.48 × 5,113.36
  4. Step 4: Simplify right side
    17,764.08x = 136,258,158.33
  5. Step 5: Solve for x
    x = 136,258,158.33/17,764.08
  6. Step 6: Final answer
    x = 7,670.43

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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.