Home / 21,044.96-29,040.36-11,612.24

Finding the Fourth Proportional to 21,044.96, 29,040.36 and 11,612.24

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Solution

The fourth proportional to 21,044.96, 29,040.36 and 11,612.24 is: 16,023.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,044.96 : 29,040.36 = 11,612.24 : x
  2. Step 2: Convert to fraction form
    21,044.96/29,040.36 = 11,612.24/x
  3. Step 3: Cross multiply
    21,044.96x = 29,040.36 × 11,612.24
  4. Step 4: Simplify right side
    21,044.96x = 337,223,630.01
  5. Step 5: Solve for x
    x = 337,223,630.01/21,044.96
  6. Step 6: Final answer
    x = 16,023.96

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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.