Home / 16,591.20-24,861.60-12,187.68

Finding the Fourth Proportional to 16,591.20, 24,861.60 and 12,187.68

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Solution

The fourth proportional to 16,591.20, 24,861.60 and 12,187.68 is: 18,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,591.20 : 24,861.60 = 12,187.68 : x
  2. Step 2: Convert to fraction form
    16,591.20/24,861.60 = 12,187.68/x
  3. Step 3: Cross multiply
    16,591.20x = 24,861.60 × 12,187.68
  4. Step 4: Simplify right side
    16,591.20x = 303,005,225.09
  5. Step 5: Solve for x
    x = 303,005,225.09/16,591.20
  6. Step 6: Final answer
    x = 18,263.01

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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.