Home / 15,605.69-23,397.60-5,743.69

Finding the Fourth Proportional to 15,605.69, 23,397.60 and 5,743.69

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Solution

The fourth proportional to 15,605.69, 23,397.60 and 5,743.69 is: 8,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605.69 : 23,397.60 = 5,743.69 : x
  2. Step 2: Convert to fraction form
    15,605.69/23,397.60 = 5,743.69/x
  3. Step 3: Cross multiply
    15,605.69x = 23,397.60 × 5,743.69
  4. Step 4: Simplify right side
    15,605.69x = 134,388,502.65
  5. Step 5: Solve for x
    x = 134,388,502.65/15,605.69
  6. Step 6: Final answer
    x = 8,611.51

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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.