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Finding the Fourth Proportional to 32,866.56, 49,248 and 19,725.12

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Solution

The fourth proportional to 32,866.56, 49,248 and 19,725.12 is: 29,556.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866.56 : 49,248 = 19,725.12 : x
  2. Step 2: Convert to fraction form
    32,866.56/49,248 = 19,725.12/x
  3. Step 3: Cross multiply
    32,866.56x = 49,248 × 19,725.12
  4. Step 4: Simplify right side
    32,866.56x = 971,422,709.76
  5. Step 5: Solve for x
    x = 971,422,709.76/32,866.56
  6. Step 6: Final answer
    x = 29,556.57

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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.