Home / 15,624.21-21,553.38-10,586.73

Finding the Fourth Proportional to 15,624.21, 21,553.38 and 10,586.73

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Solution

The fourth proportional to 15,624.21, 21,553.38 and 10,586.73 is: 14,604.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.21 : 21,553.38 = 10,586.73 : x
  2. Step 2: Convert to fraction form
    15,624.21/21,553.38 = 10,586.73/x
  3. Step 3: Cross multiply
    15,624.21x = 21,553.38 × 10,586.73
  4. Step 4: Simplify right side
    15,624.21x = 228,179,814.65
  5. Step 5: Solve for x
    x = 228,179,814.65/15,624.21
  6. Step 6: Final answer
    x = 14,604.25

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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.