Home / 16,844.20-23,254.50-11,679.40

Finding the Fourth Proportional to 16,844.20, 23,254.50 and 11,679.40

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Solution

The fourth proportional to 16,844.20, 23,254.50 and 11,679.40 is: 16,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,844.20 : 23,254.50 = 11,679.40 : x
  2. Step 2: Convert to fraction form
    16,844.20/23,254.50 = 11,679.40/x
  3. Step 3: Cross multiply
    16,844.20x = 23,254.50 × 11,679.40
  4. Step 4: Simplify right side
    16,844.20x = 271,598,607.30
  5. Step 5: Solve for x
    x = 271,598,607.30/16,844.20
  6. Step 6: Final answer
    x = 16,124.16

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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.