Home / 19,941.57-27,493.81-16,343.28

Finding the Fourth Proportional to 19,941.57, 27,493.81 and 16,343.28

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Solution

The fourth proportional to 19,941.57, 27,493.81 and 16,343.28 is: 22,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.57 : 27,493.81 = 16,343.28 : x
  2. Step 2: Convert to fraction form
    19,941.57/27,493.81 = 16,343.28/x
  3. Step 3: Cross multiply
    19,941.57x = 27,493.81 × 16,343.28
  4. Step 4: Simplify right side
    19,941.57x = 449,338,994.24
  5. Step 5: Solve for x
    x = 449,338,994.24/19,941.57
  6. Step 6: Final answer
    x = 22,532.78

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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.