Home / 21,737.24-29,996.94-11,801.24

Finding the Fourth Proportional to 21,737.24, 29,996.94 and 11,801.24

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Solution

The fourth proportional to 21,737.24, 29,996.94 and 11,801.24 is: 16,285.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,737.24 : 29,996.94 = 11,801.24 : x
  2. Step 2: Convert to fraction form
    21,737.24/29,996.94 = 11,801.24/x
  3. Step 3: Cross multiply
    21,737.24x = 29,996.94 × 11,801.24
  4. Step 4: Simplify right side
    21,737.24x = 354,001,088.21
  5. Step 5: Solve for x
    x = 354,001,088.21/21,737.24
  6. Step 6: Final answer
    x = 16,285.47

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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.