Home / 19,586.46-27,029.16-10,633.78

Finding the Fourth Proportional to 19,586.46, 27,029.16 and 10,633.78

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Solution

The fourth proportional to 19,586.46, 27,029.16 and 10,633.78 is: 14,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586.46 : 27,029.16 = 10,633.78 : x
  2. Step 2: Convert to fraction form
    19,586.46/27,029.16 = 10,633.78/x
  3. Step 3: Cross multiply
    19,586.46x = 27,029.16 × 10,633.78
  4. Step 4: Simplify right side
    19,586.46x = 287,422,174.81
  5. Step 5: Solve for x
    x = 287,422,174.81/19,586.46
  6. Step 6: Final answer
    x = 14,674.54

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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.