Home / 21,819.26-32,734.30-7,029.84

Finding the Fourth Proportional to 21,819.26, 32,734.30 and 7,029.84

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Solution

The fourth proportional to 21,819.26, 32,734.30 and 7,029.84 is: 10,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,819.26 : 32,734.30 = 7,029.84 : x
  2. Step 2: Convert to fraction form
    21,819.26/32,734.30 = 7,029.84/x
  3. Step 3: Cross multiply
    21,819.26x = 32,734.30 × 7,029.84
  4. Step 4: Simplify right side
    21,819.26x = 230,116,891.51
  5. Step 5: Solve for x
    x = 230,116,891.51/21,819.26
  6. Step 6: Final answer
    x = 10,546.50

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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.