Home / 26,819.56-40,229.34-8,353

Finding the Fourth Proportional to 26,819.56, 40,229.34 and 8,353

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Solution

The fourth proportional to 26,819.56, 40,229.34 and 8,353 is: 12,529.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819.56 : 40,229.34 = 8,353 : x
  2. Step 2: Convert to fraction form
    26,819.56/40,229.34 = 8,353/x
  3. Step 3: Cross multiply
    26,819.56x = 40,229.34 × 8,353
  4. Step 4: Simplify right side
    26,819.56x = 336,035,677.02
  5. Step 5: Solve for x
    x = 336,035,677.02/26,819.56
  6. Step 6: Final answer
    x = 12,529.50

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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.