Home / 14,664.85-21,999.30-5,302.60

Finding the Fourth Proportional to 14,664.85, 21,999.30 and 5,302.60

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Solution

The fourth proportional to 14,664.85, 21,999.30 and 5,302.60 is: 7,954.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.85 : 21,999.30 = 5,302.60 : x
  2. Step 2: Convert to fraction form
    14,664.85/21,999.30 = 5,302.60/x
  3. Step 3: Cross multiply
    14,664.85x = 21,999.30 × 5,302.60
  4. Step 4: Simplify right side
    14,664.85x = 116,653,488.18
  5. Step 5: Solve for x
    x = 116,653,488.18/14,664.85
  6. Step 6: Final answer
    x = 7,954.63

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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.