Home / 15,743.80-23,613.63-4,651.66

Finding the Fourth Proportional to 15,743.80, 23,613.63 and 4,651.66

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Solution

The fourth proportional to 15,743.80, 23,613.63 and 4,651.66 is: 6,976.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.80 : 23,613.63 = 4,651.66 : x
  2. Step 2: Convert to fraction form
    15,743.80/23,613.63 = 4,651.66/x
  3. Step 3: Cross multiply
    15,743.80x = 23,613.63 × 4,651.66
  4. Step 4: Simplify right side
    15,743.80x = 109,842,578.13
  5. Step 5: Solve for x
    x = 109,842,578.13/15,743.80
  6. Step 6: Final answer
    x = 6,976.88

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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.