Home / 53,119.12-79,684.52-17,567.49

Finding the Fourth Proportional to 53,119.12, 79,684.52 and 17,567.49

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Solution

The fourth proportional to 53,119.12, 79,684.52 and 17,567.49 is: 26,353.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,119.12 : 79,684.52 = 17,567.49 : x
  2. Step 2: Convert to fraction form
    53,119.12/79,684.52 = 17,567.49/x
  3. Step 3: Cross multiply
    53,119.12x = 79,684.52 × 17,567.49
  4. Step 4: Simplify right side
    53,119.12x = 1,399,856,804.15
  5. Step 5: Solve for x
    x = 1,399,856,804.15/53,119.12
  6. Step 6: Final answer
    x = 26,353.16

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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.