Home / 18,733.21-27,963.16-16,368.56

Finding the Fourth Proportional to 18,733.21, 27,963.16 and 16,368.56

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Solution

The fourth proportional to 18,733.21, 27,963.16 and 16,368.56 is: 24,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.21 : 27,963.16 = 16,368.56 : x
  2. Step 2: Convert to fraction form
    18,733.21/27,963.16 = 16,368.56/x
  3. Step 3: Cross multiply
    18,733.21x = 27,963.16 × 16,368.56
  4. Step 4: Simplify right side
    18,733.21x = 457,716,662.25
  5. Step 5: Solve for x
    x = 457,716,662.25/18,733.21
  6. Step 6: Final answer
    x = 24,433.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.