Home / 11,956.80-16,504.86-10,271.46

Finding the Fourth Proportional to 11,956.80, 16,504.86 and 10,271.46

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Solution

The fourth proportional to 11,956.80, 16,504.86 and 10,271.46 is: 14,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.80 : 16,504.86 = 10,271.46 : x
  2. Step 2: Convert to fraction form
    11,956.80/16,504.86 = 10,271.46/x
  3. Step 3: Cross multiply
    11,956.80x = 16,504.86 × 10,271.46
  4. Step 4: Simplify right side
    11,956.80x = 169,529,009.30
  5. Step 5: Solve for x
    x = 169,529,009.30/11,956.80
  6. Step 6: Final answer
    x = 14,178.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.