Home / 19,566.65-29,349.77-6,418.86

Finding the Fourth Proportional to 19,566.65, 29,349.77 and 6,418.86

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Solution

The fourth proportional to 19,566.65, 29,349.77 and 6,418.86 is: 9,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,566.65 : 29,349.77 = 6,418.86 : x
  2. Step 2: Convert to fraction form
    19,566.65/29,349.77 = 6,418.86/x
  3. Step 3: Cross multiply
    19,566.65x = 29,349.77 × 6,418.86
  4. Step 4: Simplify right side
    19,566.65x = 188,392,032.57
  5. Step 5: Solve for x
    x = 188,392,032.57/19,566.65
  6. Step 6: Final answer
    x = 9,628.22

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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.