Home / 28,905.03-43,322.04-16,435.49

Finding the Fourth Proportional to 28,905.03, 43,322.04 and 16,435.49

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Solution

The fourth proportional to 28,905.03, 43,322.04 and 16,435.49 is: 24,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,905.03 : 43,322.04 = 16,435.49 : x
  2. Step 2: Convert to fraction form
    28,905.03/43,322.04 = 16,435.49/x
  3. Step 3: Cross multiply
    28,905.03x = 43,322.04 × 16,435.49
  4. Step 4: Simplify right side
    28,905.03x = 712,018,738.59
  5. Step 5: Solve for x
    x = 712,018,738.59/28,905.03
  6. Step 6: Final answer
    x = 24,633.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.