Home / 16,123.84-22,249.20-9,051.04

Finding the Fourth Proportional to 16,123.84, 22,249.20 and 9,051.04

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Solution

The fourth proportional to 16,123.84, 22,249.20 and 9,051.04 is: 12,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,123.84 : 22,249.20 = 9,051.04 : x
  2. Step 2: Convert to fraction form
    16,123.84/22,249.20 = 9,051.04/x
  3. Step 3: Cross multiply
    16,123.84x = 22,249.20 × 9,051.04
  4. Step 4: Simplify right side
    16,123.84x = 201,378,399.17
  5. Step 5: Solve for x
    x = 201,378,399.17/16,123.84
  6. Step 6: Final answer
    x = 12,489.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.