Home / 11,826.58-16,320.08-7,350.24

Finding the Fourth Proportional to 11,826.58, 16,320.08 and 7,350.24

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Solution

The fourth proportional to 11,826.58, 16,320.08 and 7,350.24 is: 10,142.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.58 : 16,320.08 = 7,350.24 : x
  2. Step 2: Convert to fraction form
    11,826.58/16,320.08 = 7,350.24/x
  3. Step 3: Cross multiply
    11,826.58x = 16,320.08 × 7,350.24
  4. Step 4: Simplify right side
    11,826.58x = 119,956,584.40
  5. Step 5: Solve for x
    x = 119,956,584.40/11,826.58
  6. Step 6: Final answer
    x = 10,142.96

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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.