Home / 53,027.10-79,538.82-13,584.60

Finding the Fourth Proportional to 53,027.10, 79,538.82 and 13,584.60

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Solution

The fourth proportional to 53,027.10, 79,538.82 and 13,584.60 is: 20,376.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,027.10 : 79,538.82 = 13,584.60 : x
  2. Step 2: Convert to fraction form
    53,027.10/79,538.82 = 13,584.60/x
  3. Step 3: Cross multiply
    53,027.10x = 79,538.82 × 13,584.60
  4. Step 4: Simplify right side
    53,027.10x = 1,080,503,054.17
  5. Step 5: Solve for x
    x = 1,080,503,054.17/53,027.10
  6. Step 6: Final answer
    x = 20,376.43

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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.