Home / 21,184.16-29,233.15-11,623.83

Finding the Fourth Proportional to 21,184.16, 29,233.15 and 11,623.83

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Solution

The fourth proportional to 21,184.16, 29,233.15 and 11,623.83 is: 16,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184.16 : 29,233.15 = 11,623.83 : x
  2. Step 2: Convert to fraction form
    21,184.16/29,233.15 = 11,623.83/x
  3. Step 3: Cross multiply
    21,184.16x = 29,233.15 × 11,623.83
  4. Step 4: Simplify right side
    21,184.16x = 339,801,165.96
  5. Step 5: Solve for x
    x = 339,801,165.96/21,184.16
  6. Step 6: Final answer
    x = 16,040.34

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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.