Home / 26,184.60-39,280.20-8,416.44

Finding the Fourth Proportional to 26,184.60, 39,280.20 and 8,416.44

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Solution

The fourth proportional to 26,184.60, 39,280.20 and 8,416.44 is: 12,625.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,184.60 : 39,280.20 = 8,416.44 : x
  2. Step 2: Convert to fraction form
    26,184.60/39,280.20 = 8,416.44/x
  3. Step 3: Cross multiply
    26,184.60x = 39,280.20 × 8,416.44
  4. Step 4: Simplify right side
    26,184.60x = 330,599,446.49
  5. Step 5: Solve for x
    x = 330,599,446.49/26,184.60
  6. Step 6: Final answer
    x = 12,625.72

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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.