Home / 17,613.65-26,403.93-5,918.69

Finding the Fourth Proportional to 17,613.65, 26,403.93 and 5,918.69

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Solution

The fourth proportional to 17,613.65, 26,403.93 and 5,918.69 is: 8,872.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613.65 : 26,403.93 = 5,918.69 : x
  2. Step 2: Convert to fraction form
    17,613.65/26,403.93 = 5,918.69/x
  3. Step 3: Cross multiply
    17,613.65x = 26,403.93 × 5,918.69
  4. Step 4: Simplify right side
    17,613.65x = 156,276,544.43
  5. Step 5: Solve for x
    x = 156,276,544.43/17,613.65
  6. Step 6: Final answer
    x = 8,872.47

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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.