Home / 14,502.90-21,749.70-4,639.83

Finding the Fourth Proportional to 14,502.90, 21,749.70 and 4,639.83

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Solution

The fourth proportional to 14,502.90, 21,749.70 and 4,639.83 is: 6,958.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,502.90 : 21,749.70 = 4,639.83 : x
  2. Step 2: Convert to fraction form
    14,502.90/21,749.70 = 4,639.83/x
  3. Step 3: Cross multiply
    14,502.90x = 21,749.70 × 4,639.83
  4. Step 4: Simplify right side
    14,502.90x = 100,914,910.55
  5. Step 5: Solve for x
    x = 100,914,910.55/14,502.90
  6. Step 6: Final answer
    x = 6,958.26

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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.