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Finding the Fourth Proportional to 28,827.51, 43,260.51 and 10,107.54

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Solution

The fourth proportional to 28,827.51, 43,260.51 and 10,107.54 is: 15,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,827.51 : 43,260.51 = 10,107.54 : x
  2. Step 2: Convert to fraction form
    28,827.51/43,260.51 = 10,107.54/x
  3. Step 3: Cross multiply
    28,827.51x = 43,260.51 × 10,107.54
  4. Step 4: Simplify right side
    28,827.51x = 437,257,335.25
  5. Step 5: Solve for x
    x = 437,257,335.25/28,827.51
  6. Step 6: Final answer
    x = 15,168.06

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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.