Home / 63,027.96-86,971.25-38,486.43

Finding the Fourth Proportional to 63,027.96, 86,971.25 and 38,486.43

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Solution

The fourth proportional to 63,027.96, 86,971.25 and 38,486.43 is: 53,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,027.96 : 86,971.25 = 38,486.43 : x
  2. Step 2: Convert to fraction form
    63,027.96/86,971.25 = 38,486.43/x
  3. Step 3: Cross multiply
    63,027.96x = 86,971.25 × 38,486.43
  4. Step 4: Simplify right side
    63,027.96x = 3,347,213,021.35
  5. Step 5: Solve for x
    x = 3,347,213,021.35/63,027.96
  6. Step 6: Final answer
    x = 53,106.80

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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.