Home / 21,737.04-29,997.08-11,801.04

Finding the Fourth Proportional to 21,737.04, 29,997.08 and 11,801.04

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Solution

The fourth proportional to 21,737.04, 29,997.08 and 11,801.04 is: 16,285.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,737.04 : 29,997.08 = 11,801.04 : x
  2. Step 2: Convert to fraction form
    21,737.04/29,997.08 = 11,801.04/x
  3. Step 3: Cross multiply
    21,737.04x = 29,997.08 × 11,801.04
  4. Step 4: Simplify right side
    21,737.04x = 353,996,740.96
  5. Step 5: Solve for x
    x = 353,996,740.96/21,737.04
  6. Step 6: Final answer
    x = 16,285.42

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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.