Home / 16,271.28-24,395.99-8,485.56

Finding the Fourth Proportional to 16,271.28, 24,395.99 and 8,485.56

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Solution

The fourth proportional to 16,271.28, 24,395.99 and 8,485.56 is: 12,722.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,271.28 : 24,395.99 = 8,485.56 : x
  2. Step 2: Convert to fraction form
    16,271.28/24,395.99 = 8,485.56/x
  3. Step 3: Cross multiply
    16,271.28x = 24,395.99 × 8,485.56
  4. Step 4: Simplify right side
    16,271.28x = 207,013,594.48
  5. Step 5: Solve for x
    x = 207,013,594.48/16,271.28
  6. Step 6: Final answer
    x = 12,722.64

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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.