Home / 20,554.24-30,819.40-8,059.62

Finding the Fourth Proportional to 20,554.24, 30,819.40 and 8,059.62

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Solution

The fourth proportional to 20,554.24, 30,819.40 and 8,059.62 is: 12,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,554.24 : 30,819.40 = 8,059.62 : x
  2. Step 2: Convert to fraction form
    20,554.24/30,819.40 = 8,059.62/x
  3. Step 3: Cross multiply
    20,554.24x = 30,819.40 × 8,059.62
  4. Step 4: Simplify right side
    20,554.24x = 248,392,652.63
  5. Step 5: Solve for x
    x = 248,392,652.63/20,554.24
  6. Step 6: Final answer
    x = 12,084.74

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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.