Home / 14,730.20-22,087.20-6,408.80

Finding the Fourth Proportional to 14,730.20, 22,087.20 and 6,408.80

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Solution

The fourth proportional to 14,730.20, 22,087.20 and 6,408.80 is: 9,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.20 : 22,087.20 = 6,408.80 : x
  2. Step 2: Convert to fraction form
    14,730.20/22,087.20 = 6,408.80/x
  3. Step 3: Cross multiply
    14,730.20x = 22,087.20 × 6,408.80
  4. Step 4: Simplify right side
    14,730.20x = 141,552,447.36
  5. Step 5: Solve for x
    x = 141,552,447.36/14,730.20
  6. Step 6: Final answer
    x = 9,609.68

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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.