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Finding the Fourth Proportional to 29,859.63, 44,779.92 and 9,865.41

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Solution

The fourth proportional to 29,859.63, 44,779.92 and 9,865.41 is: 14,794.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,859.63 : 44,779.92 = 9,865.41 : x
  2. Step 2: Convert to fraction form
    29,859.63/44,779.92 = 9,865.41/x
  3. Step 3: Cross multiply
    29,859.63x = 44,779.92 × 9,865.41
  4. Step 4: Simplify right side
    29,859.63x = 441,772,270.57
  5. Step 5: Solve for x
    x = 441,772,270.57/29,859.63
  6. Step 6: Final answer
    x = 14,794.97

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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.