Home / 53,742.26-80,613.29-14,299.38

Finding the Fourth Proportional to 53,742.26, 80,613.29 and 14,299.38

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Solution

The fourth proportional to 53,742.26, 80,613.29 and 14,299.38 is: 21,449.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,742.26 : 80,613.29 = 14,299.38 : x
  2. Step 2: Convert to fraction form
    53,742.26/80,613.29 = 14,299.38/x
  3. Step 3: Cross multiply
    53,742.26x = 80,613.29 × 14,299.38
  4. Step 4: Simplify right side
    53,742.26x = 1,152,719,995.26
  5. Step 5: Solve for x
    x = 1,152,719,995.26/53,742.26
  6. Step 6: Final answer
    x = 21,449.04

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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.