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Finding the Fourth Proportional to 32,403.09, 44,717.21 and 18,973.09

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Solution

The fourth proportional to 32,403.09, 44,717.21 and 18,973.09 is: 26,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,403.09 : 44,717.21 = 18,973.09 : x
  2. Step 2: Convert to fraction form
    32,403.09/44,717.21 = 18,973.09/x
  3. Step 3: Cross multiply
    32,403.09x = 44,717.21 × 18,973.09
  4. Step 4: Simplify right side
    32,403.09x = 848,423,649.88
  5. Step 5: Solve for x
    x = 848,423,649.88/32,403.09
  6. Step 6: Final answer
    x = 26,183.42

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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.