Home / 19,668.04-29,502.06-5,815.96

Finding the Fourth Proportional to 19,668.04, 29,502.06 and 5,815.96

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Solution

The fourth proportional to 19,668.04, 29,502.06 and 5,815.96 is: 8,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,668.04 : 29,502.06 = 5,815.96 : x
  2. Step 2: Convert to fraction form
    19,668.04/29,502.06 = 5,815.96/x
  3. Step 3: Cross multiply
    19,668.04x = 29,502.06 × 5,815.96
  4. Step 4: Simplify right side
    19,668.04x = 171,582,800.88
  5. Step 5: Solve for x
    x = 171,582,800.88/19,668.04
  6. Step 6: Final answer
    x = 8,723.94

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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.