Home / 14,217.38-21,326.34-4,859.54

Finding the Fourth Proportional to 14,217.38, 21,326.34 and 4,859.54

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Solution

The fourth proportional to 14,217.38, 21,326.34 and 4,859.54 is: 7,289.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.38 : 21,326.34 = 4,859.54 : x
  2. Step 2: Convert to fraction form
    14,217.38/21,326.34 = 4,859.54/x
  3. Step 3: Cross multiply
    14,217.38x = 21,326.34 × 4,859.54
  4. Step 4: Simplify right side
    14,217.38x = 103,636,202.28
  5. Step 5: Solve for x
    x = 103,636,202.28/14,217.38
  6. Step 6: Final answer
    x = 7,289.40

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1.5x scale

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.