Home / 19,092.76-28,643.26-5,764.65

Finding the Fourth Proportional to 19,092.76, 28,643.26 and 5,764.65

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Solution

The fourth proportional to 19,092.76, 28,643.26 and 5,764.65 is: 8,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092.76 : 28,643.26 = 5,764.65 : x
  2. Step 2: Convert to fraction form
    19,092.76/28,643.26 = 5,764.65/x
  3. Step 3: Cross multiply
    19,092.76x = 28,643.26 × 5,764.65
  4. Step 4: Simplify right side
    19,092.76x = 165,118,368.76
  5. Step 5: Solve for x
    x = 165,118,368.76/19,092.76
  6. Step 6: Final answer
    x = 8,648.22

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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.