Home / 21,184.44-29,233.17-11,753.64

Finding the Fourth Proportional to 21,184.44, 29,233.17 and 11,753.64

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Solution

The fourth proportional to 21,184.44, 29,233.17 and 11,753.64 is: 16,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184.44 : 29,233.17 = 11,753.64 : x
  2. Step 2: Convert to fraction form
    21,184.44/29,233.17 = 11,753.64/x
  3. Step 3: Cross multiply
    21,184.44x = 29,233.17 × 11,753.64
  4. Step 4: Simplify right side
    21,184.44x = 343,596,156.24
  5. Step 5: Solve for x
    x = 343,596,156.24/21,184.44
  6. Step 6: Final answer
    x = 16,219.27

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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.