Home / 32,819.66-45,294.54-20,081.34

Finding the Fourth Proportional to 32,819.66, 45,294.54 and 20,081.34

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Solution

The fourth proportional to 32,819.66, 45,294.54 and 20,081.34 is: 27,714.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,819.66 : 45,294.54 = 20,081.34 : x
  2. Step 2: Convert to fraction form
    32,819.66/45,294.54 = 20,081.34/x
  3. Step 3: Cross multiply
    32,819.66x = 45,294.54 × 20,081.34
  4. Step 4: Simplify right side
    32,819.66x = 909,575,057.88
  5. Step 5: Solve for x
    x = 909,575,057.88/32,819.66
  6. Step 6: Final answer
    x = 27,714.34

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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.