Home / 14,051.24-19,389.26-8,081.75

Finding the Fourth Proportional to 14,051.24, 19,389.26 and 8,081.75

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Solution

The fourth proportional to 14,051.24, 19,389.26 and 8,081.75 is: 11,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,051.24 : 19,389.26 = 8,081.75 : x
  2. Step 2: Convert to fraction form
    14,051.24/19,389.26 = 8,081.75/x
  3. Step 3: Cross multiply
    14,051.24x = 19,389.26 × 8,081.75
  4. Step 4: Simplify right side
    14,051.24x = 156,699,014.65
  5. Step 5: Solve for x
    x = 156,699,014.65/14,051.24
  6. Step 6: Final answer
    x = 11,151.97

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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.