Home / 16,764.32-25,152.21-10,516.79

Finding the Fourth Proportional to 16,764.32, 25,152.21 and 10,516.79

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Solution

The fourth proportional to 16,764.32, 25,152.21 and 10,516.79 is: 15,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,764.32 : 25,152.21 = 10,516.79 : x
  2. Step 2: Convert to fraction form
    16,764.32/25,152.21 = 10,516.79/x
  3. Step 3: Cross multiply
    16,764.32x = 25,152.21 × 10,516.79
  4. Step 4: Simplify right side
    16,764.32x = 264,520,384.84
  5. Step 5: Solve for x
    x = 264,520,384.84/16,764.32
  6. Step 6: Final answer
    x = 15,778.78

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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.