Home / 21,475.70-29,636.37-12,044.27

Finding the Fourth Proportional to 21,475.70, 29,636.37 and 12,044.27

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Solution

The fourth proportional to 21,475.70, 29,636.37 and 12,044.27 is: 16,621.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,475.70 : 29,636.37 = 12,044.27 : x
  2. Step 2: Convert to fraction form
    21,475.70/29,636.37 = 12,044.27/x
  3. Step 3: Cross multiply
    21,475.70x = 29,636.37 × 12,044.27
  4. Step 4: Simplify right side
    21,475.70x = 356,948,293.92
  5. Step 5: Solve for x
    x = 356,948,293.92/21,475.70
  6. Step 6: Final answer
    x = 16,621.04

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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.