Home / 14,879.46-20,529.50-10,631.82

Finding the Fourth Proportional to 14,879.46, 20,529.50 and 10,631.82

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Solution

The fourth proportional to 14,879.46, 20,529.50 and 10,631.82 is: 14,668.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879.46 : 20,529.50 = 10,631.82 : x
  2. Step 2: Convert to fraction form
    14,879.46/20,529.50 = 10,631.82/x
  3. Step 3: Cross multiply
    14,879.46x = 20,529.50 × 10,631.82
  4. Step 4: Simplify right side
    14,879.46x = 218,265,948.69
  5. Step 5: Solve for x
    x = 218,265,948.69/14,879.46
  6. Step 6: Final answer
    x = 14,668.94

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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.