Home / 15,586.41-23,379.51-3,899.63

Finding the Fourth Proportional to 15,586.41, 23,379.51 and 3,899.63

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Solution

The fourth proportional to 15,586.41, 23,379.51 and 3,899.63 is: 5,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586.41 : 23,379.51 = 3,899.63 : x
  2. Step 2: Convert to fraction form
    15,586.41/23,379.51 = 3,899.63/x
  3. Step 3: Cross multiply
    15,586.41x = 23,379.51 × 3,899.63
  4. Step 4: Simplify right side
    15,586.41x = 91,171,321.68
  5. Step 5: Solve for x
    x = 91,171,321.68/15,586.41
  6. Step 6: Final answer
    x = 5,849.41

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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.