Home / 19,845.18-29,767.14-6,696.45

Finding the Fourth Proportional to 19,845.18, 29,767.14 and 6,696.45

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Solution

The fourth proportional to 19,845.18, 29,767.14 and 6,696.45 is: 10,044.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,845.18 : 29,767.14 = 6,696.45 : x
  2. Step 2: Convert to fraction form
    19,845.18/29,767.14 = 6,696.45/x
  3. Step 3: Cross multiply
    19,845.18x = 29,767.14 × 6,696.45
  4. Step 4: Simplify right side
    19,845.18x = 199,334,164.65
  5. Step 5: Solve for x
    x = 199,334,164.65/19,845.18
  6. Step 6: Final answer
    x = 10,044.46

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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.