Home / 28,801.16-43,201.72-16,480.52

Finding the Fourth Proportional to 28,801.16, 43,201.72 and 16,480.52

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Solution

The fourth proportional to 28,801.16, 43,201.72 and 16,480.52 is: 24,720.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,801.16 : 43,201.72 = 16,480.52 : x
  2. Step 2: Convert to fraction form
    28,801.16/43,201.72 = 16,480.52/x
  3. Step 3: Cross multiply
    28,801.16x = 43,201.72 × 16,480.52
  4. Step 4: Simplify right side
    28,801.16x = 711,986,810.49
  5. Step 5: Solve for x
    x = 711,986,810.49/28,801.16
  6. Step 6: Final answer
    x = 24,720.77

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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.