Home / 12,714.65-19,064.25-5,693.36

Finding the Fourth Proportional to 12,714.65, 19,064.25 and 5,693.36

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Solution

The fourth proportional to 12,714.65, 19,064.25 and 5,693.36 is: 8,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,714.65 : 19,064.25 = 5,693.36 : x
  2. Step 2: Convert to fraction form
    12,714.65/19,064.25 = 5,693.36/x
  3. Step 3: Cross multiply
    12,714.65x = 19,064.25 × 5,693.36
  4. Step 4: Simplify right side
    12,714.65x = 108,539,638.38
  5. Step 5: Solve for x
    x = 108,539,638.38/12,714.65
  6. Step 6: Final answer
    x = 8,536.58

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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.