Home / 32,992.74-45,532.40-18,845.28

Finding the Fourth Proportional to 32,992.74, 45,532.40 and 18,845.28

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Solution

The fourth proportional to 32,992.74, 45,532.40 and 18,845.28 is: 26,007.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,992.74 : 45,532.40 = 18,845.28 : x
  2. Step 2: Convert to fraction form
    32,992.74/45,532.40 = 18,845.28/x
  3. Step 3: Cross multiply
    32,992.74x = 45,532.40 × 18,845.28
  4. Step 4: Simplify right side
    32,992.74x = 858,070,732.85
  5. Step 5: Solve for x
    x = 858,070,732.85/32,992.74
  6. Step 6: Final answer
    x = 26,007.87

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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.