Home / 23,408.40-35,112.60-8,617.80

Finding the Fourth Proportional to 23,408.40, 35,112.60 and 8,617.80

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Solution

The fourth proportional to 23,408.40, 35,112.60 and 8,617.80 is: 12,926.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,408.40 : 35,112.60 = 8,617.80 : x
  2. Step 2: Convert to fraction form
    23,408.40/35,112.60 = 8,617.80/x
  3. Step 3: Cross multiply
    23,408.40x = 35,112.60 × 8,617.80
  4. Step 4: Simplify right side
    23,408.40x = 302,593,364.28
  5. Step 5: Solve for x
    x = 302,593,364.28/23,408.40
  6. Step 6: Final answer
    x = 12,926.70

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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.