Home / 25,259.96-34,861.10-14,081.72

Finding the Fourth Proportional to 25,259.96, 34,861.10 and 14,081.72

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Solution

The fourth proportional to 25,259.96, 34,861.10 and 14,081.72 is: 19,434.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259.96 : 34,861.10 = 14,081.72 : x
  2. Step 2: Convert to fraction form
    25,259.96/34,861.10 = 14,081.72/x
  3. Step 3: Cross multiply
    25,259.96x = 34,861.10 × 14,081.72
  4. Step 4: Simplify right side
    25,259.96x = 490,904,249.09
  5. Step 5: Solve for x
    x = 490,904,249.09/25,259.96
  6. Step 6: Final answer
    x = 19,434.09

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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.