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Finding the Fourth Proportional to 32,999.69, 45,535.41 and 18,853.44

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Solution

The fourth proportional to 32,999.69, 45,535.41 and 18,853.44 is: 26,015.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,999.69 : 45,535.41 = 18,853.44 : x
  2. Step 2: Convert to fraction form
    32,999.69/45,535.41 = 18,853.44/x
  3. Step 3: Cross multiply
    32,999.69x = 45,535.41 × 18,853.44
  4. Step 4: Simplify right side
    32,999.69x = 858,499,120.31
  5. Step 5: Solve for x
    x = 858,499,120.31/32,999.69
  6. Step 6: Final answer
    x = 26,015.37

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1.5x scale

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.