Home / 21,757.44-30,024.36-12,326.52

Finding the Fourth Proportional to 21,757.44, 30,024.36 and 12,326.52

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Solution

The fourth proportional to 21,757.44, 30,024.36 and 12,326.52 is: 17,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,757.44 : 30,024.36 = 12,326.52 : x
  2. Step 2: Convert to fraction form
    21,757.44/30,024.36 = 12,326.52/x
  3. Step 3: Cross multiply
    21,757.44x = 30,024.36 × 12,326.52
  4. Step 4: Simplify right side
    21,757.44x = 370,095,874.03
  5. Step 5: Solve for x
    x = 370,095,874.03/21,757.44
  6. Step 6: Final answer
    x = 17,010.08

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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.