Home / 25,586.10-38,379.15-10,791.09

Finding the Fourth Proportional to 25,586.10, 38,379.15 and 10,791.09

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Solution

The fourth proportional to 25,586.10, 38,379.15 and 10,791.09 is: 16,186.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,586.10 : 38,379.15 = 10,791.09 : x
  2. Step 2: Convert to fraction form
    25,586.10/38,379.15 = 10,791.09/x
  3. Step 3: Cross multiply
    25,586.10x = 38,379.15 × 10,791.09
  4. Step 4: Simplify right side
    25,586.10x = 414,152,861.77
  5. Step 5: Solve for x
    x = 414,152,861.77/25,586.10
  6. Step 6: Final answer
    x = 16,186.64

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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.