Home / 32,819.89-45,196.16-28,511.03

Finding the Fourth Proportional to 32,819.89, 45,196.16 and 28,511.03

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Solution

The fourth proportional to 32,819.89, 45,196.16 and 28,511.03 is: 39,262.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,819.89 : 45,196.16 = 28,511.03 : x
  2. Step 2: Convert to fraction form
    32,819.89/45,196.16 = 28,511.03/x
  3. Step 3: Cross multiply
    32,819.89x = 45,196.16 × 28,511.03
  4. Step 4: Simplify right side
    32,819.89x = 1,288,589,284.64
  5. Step 5: Solve for x
    x = 1,288,589,284.64/32,819.89
  6. Step 6: Final answer
    x = 39,262.45

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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.