Home / 53,084.88-79,642.08-18,027.36

Finding the Fourth Proportional to 53,084.88, 79,642.08 and 18,027.36

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Solution

The fourth proportional to 53,084.88, 79,642.08 and 18,027.36 is: 27,046.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,084.88 : 79,642.08 = 18,027.36 : x
  2. Step 2: Convert to fraction form
    53,084.88/79,642.08 = 18,027.36/x
  3. Step 3: Cross multiply
    53,084.88x = 79,642.08 × 18,027.36
  4. Step 4: Simplify right side
    53,084.88x = 1,435,736,447.31
  5. Step 5: Solve for x
    x = 1,435,736,447.31/53,084.88
  6. Step 6: Final answer
    x = 27,046.05

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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.