Home / 14,039.10-21,058.65-4,181.81

Finding the Fourth Proportional to 14,039.10, 21,058.65 and 4,181.81

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Solution

The fourth proportional to 14,039.10, 21,058.65 and 4,181.81 is: 6,272.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.10 : 21,058.65 = 4,181.81 : x
  2. Step 2: Convert to fraction form
    14,039.10/21,058.65 = 4,181.81/x
  3. Step 3: Cross multiply
    14,039.10x = 21,058.65 × 4,181.81
  4. Step 4: Simplify right side
    14,039.10x = 88,063,167.86
  5. Step 5: Solve for x
    x = 88,063,167.86/14,039.10
  6. Step 6: Final answer
    x = 6,272.71

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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.