Home / 17,761.55-26,642.34-4,613.81

Finding the Fourth Proportional to 17,761.55, 26,642.34 and 4,613.81

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Solution

The fourth proportional to 17,761.55, 26,642.34 and 4,613.81 is: 6,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.55 : 26,642.34 = 4,613.81 : x
  2. Step 2: Convert to fraction form
    17,761.55/26,642.34 = 4,613.81/x
  3. Step 3: Cross multiply
    17,761.55x = 26,642.34 × 4,613.81
  4. Step 4: Simplify right side
    17,761.55x = 122,922,561.50
  5. Step 5: Solve for x
    x = 122,922,561.50/17,761.55
  6. Step 6: Final answer
    x = 6,920.71

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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.