Home / 14,529.70-20,057.09-12,303.12

Finding the Fourth Proportional to 14,529.70, 20,057.09 and 12,303.12

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Solution

The fourth proportional to 14,529.70, 20,057.09 and 12,303.12 is: 16,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.70 : 20,057.09 = 12,303.12 : x
  2. Step 2: Convert to fraction form
    14,529.70/20,057.09 = 12,303.12/x
  3. Step 3: Cross multiply
    14,529.70x = 20,057.09 × 12,303.12
  4. Step 4: Simplify right side
    14,529.70x = 246,764,785.12
  5. Step 5: Solve for x
    x = 246,764,785.12/14,529.70
  6. Step 6: Final answer
    x = 16,983.47

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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.