Home / 14,564.70-21,849.60-9,638.34

Finding the Fourth Proportional to 14,564.70, 21,849.60 and 9,638.34

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Solution

The fourth proportional to 14,564.70, 21,849.60 and 9,638.34 is: 14,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564.70 : 21,849.60 = 9,638.34 : x
  2. Step 2: Convert to fraction form
    14,564.70/21,849.60 = 9,638.34/x
  3. Step 3: Cross multiply
    14,564.70x = 21,849.60 × 9,638.34
  4. Step 4: Simplify right side
    14,564.70x = 210,593,873.66
  5. Step 5: Solve for x
    x = 210,593,873.66/14,564.70
  6. Step 6: Final answer
    x = 14,459.20

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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.