Home / 14,619.33-21,897.41-7,679.25

Finding the Fourth Proportional to 14,619.33, 21,897.41 and 7,679.25

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Solution

The fourth proportional to 14,619.33, 21,897.41 and 7,679.25 is: 11,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619.33 : 21,897.41 = 7,679.25 : x
  2. Step 2: Convert to fraction form
    14,619.33/21,897.41 = 7,679.25/x
  3. Step 3: Cross multiply
    14,619.33x = 21,897.41 × 7,679.25
  4. Step 4: Simplify right side
    14,619.33x = 168,155,647.35
  5. Step 5: Solve for x
    x = 168,155,647.35/14,619.33
  6. Step 6: Final answer
    x = 11,502.28

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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.