Home / 14,228.82-21,343.38-9,329.52

Finding the Fourth Proportional to 14,228.82, 21,343.38 and 9,329.52

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Solution

The fourth proportional to 14,228.82, 21,343.38 and 9,329.52 is: 13,994.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.82 : 21,343.38 = 9,329.52 : x
  2. Step 2: Convert to fraction form
    14,228.82/21,343.38 = 9,329.52/x
  3. Step 3: Cross multiply
    14,228.82x = 21,343.38 × 9,329.52
  4. Step 4: Simplify right side
    14,228.82x = 199,123,490.58
  5. Step 5: Solve for x
    x = 199,123,490.58/14,228.82
  6. Step 6: Final answer
    x = 13,994.38

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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.