Home / 14,414.43-21,582.55-7,474.35

Finding the Fourth Proportional to 14,414.43, 21,582.55 and 7,474.35

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Solution

The fourth proportional to 14,414.43, 21,582.55 and 7,474.35 is: 11,191.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414.43 : 21,582.55 = 7,474.35 : x
  2. Step 2: Convert to fraction form
    14,414.43/21,582.55 = 7,474.35/x
  3. Step 3: Cross multiply
    14,414.43x = 21,582.55 × 7,474.35
  4. Step 4: Simplify right side
    14,414.43x = 161,315,532.59
  5. Step 5: Solve for x
    x = 161,315,532.59/14,414.43
  6. Step 6: Final answer
    x = 11,191.25

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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.