Home / 20,550.36-30,842.82-16,472.28

Finding the Fourth Proportional to 20,550.36, 30,842.82 and 16,472.28

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Solution

The fourth proportional to 20,550.36, 30,842.82 and 16,472.28 is: 24,722.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,550.36 : 30,842.82 = 16,472.28 : x
  2. Step 2: Convert to fraction form
    20,550.36/30,842.82 = 16,472.28/x
  3. Step 3: Cross multiply
    20,550.36x = 30,842.82 × 16,472.28
  4. Step 4: Simplify right side
    20,550.36x = 508,051,567.03
  5. Step 5: Solve for x
    x = 508,051,567.03/20,550.36
  6. Step 6: Final answer
    x = 24,722.27

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1.5x scale

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.