Home / 19,744.47-27,229.73-16,381.96

Finding the Fourth Proportional to 19,744.47, 27,229.73 and 16,381.96

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Solution

The fourth proportional to 19,744.47, 27,229.73 and 16,381.96 is: 22,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.47 : 27,229.73 = 16,381.96 : x
  2. Step 2: Convert to fraction form
    19,744.47/27,229.73 = 16,381.96/x
  3. Step 3: Cross multiply
    19,744.47x = 27,229.73 × 16,381.96
  4. Step 4: Simplify right side
    19,744.47x = 446,076,265.76
  5. Step 5: Solve for x
    x = 446,076,265.76/19,744.47
  6. Step 6: Final answer
    x = 22,592.47

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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.