Home / 16,099.20-24,148.80-11,178.45

Finding the Fourth Proportional to 16,099.20, 24,148.80 and 11,178.45

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Solution

The fourth proportional to 16,099.20, 24,148.80 and 11,178.45 is: 16,767.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,099.20 : 24,148.80 = 11,178.45 : x
  2. Step 2: Convert to fraction form
    16,099.20/24,148.80 = 11,178.45/x
  3. Step 3: Cross multiply
    16,099.20x = 24,148.80 × 11,178.45
  4. Step 4: Simplify right side
    16,099.20x = 269,946,153.36
  5. Step 5: Solve for x
    x = 269,946,153.36/16,099.20
  6. Step 6: Final answer
    x = 16,767.68

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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.