Home / 16,861.94-25,278.63-6,995.06

Finding the Fourth Proportional to 16,861.94, 25,278.63 and 6,995.06

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Solution

The fourth proportional to 16,861.94, 25,278.63 and 6,995.06 is: 10,486.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.94 : 25,278.63 = 6,995.06 : x
  2. Step 2: Convert to fraction form
    16,861.94/25,278.63 = 6,995.06/x
  3. Step 3: Cross multiply
    16,861.94x = 25,278.63 × 6,995.06
  4. Step 4: Simplify right side
    16,861.94x = 176,825,533.57
  5. Step 5: Solve for x
    x = 176,825,533.57/16,861.94
  6. Step 6: Final answer
    x = 10,486.67

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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.