Home / 14,278.92-21,414.93-5,508.24

Finding the Fourth Proportional to 14,278.92, 21,414.93 and 5,508.24

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Solution

The fourth proportional to 14,278.92, 21,414.93 and 5,508.24 is: 8,261.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,278.92 : 21,414.93 = 5,508.24 : x
  2. Step 2: Convert to fraction form
    14,278.92/21,414.93 = 5,508.24/x
  3. Step 3: Cross multiply
    14,278.92x = 21,414.93 × 5,508.24
  4. Step 4: Simplify right side
    14,278.92x = 117,958,574.02
  5. Step 5: Solve for x
    x = 117,958,574.02/14,278.92
  6. Step 6: Final answer
    x = 8,261.03

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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.