Home / 21,026.75-29,017.62-11,467.16

Finding the Fourth Proportional to 21,026.75, 29,017.62 and 11,467.16

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Solution

The fourth proportional to 21,026.75, 29,017.62 and 11,467.16 is: 15,825.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.75 : 29,017.62 = 11,467.16 : x
  2. Step 2: Convert to fraction form
    21,026.75/29,017.62 = 11,467.16/x
  3. Step 3: Cross multiply
    21,026.75x = 29,017.62 × 11,467.16
  4. Step 4: Simplify right side
    21,026.75x = 332,749,577.56
  5. Step 5: Solve for x
    x = 332,749,577.56/21,026.75
  6. Step 6: Final answer
    x = 15,825.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.