Home / 29,537.76-40,760.60-16,789.28

Finding the Fourth Proportional to 29,537.76, 40,760.60 and 16,789.28

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Solution

The fourth proportional to 29,537.76, 40,760.60 and 16,789.28 is: 23,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,537.76 : 40,760.60 = 16,789.28 : x
  2. Step 2: Convert to fraction form
    29,537.76/40,760.60 = 16,789.28/x
  3. Step 3: Cross multiply
    29,537.76x = 40,760.60 × 16,789.28
  4. Step 4: Simplify right side
    29,537.76x = 684,341,126.37
  5. Step 5: Solve for x
    x = 684,341,126.37/29,537.76
  6. Step 6: Final answer
    x = 23,168.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.