Home / 14,529.54-21,764.72-13,318.57

Finding the Fourth Proportional to 14,529.54, 21,764.72 and 13,318.57

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Solution

The fourth proportional to 14,529.54, 21,764.72 and 13,318.57 is: 19,950.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,529.54 : 21,764.72 = 13,318.57 : x
  2. Step 2: Convert to fraction form
    14,529.54/21,764.72 = 13,318.57/x
  3. Step 3: Cross multiply
    14,529.54x = 21,764.72 × 13,318.57
  4. Step 4: Simplify right side
    14,529.54x = 289,874,946.85
  5. Step 5: Solve for x
    x = 289,874,946.85/14,529.54
  6. Step 6: Final answer
    x = 19,950.73

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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.