Home / 13,950.56-19,243.72-8,358.32

Finding the Fourth Proportional to 13,950.56, 19,243.72 and 8,358.32

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Solution

The fourth proportional to 13,950.56, 19,243.72 and 8,358.32 is: 11,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.56 : 19,243.72 = 8,358.32 : x
  2. Step 2: Convert to fraction form
    13,950.56/19,243.72 = 8,358.32/x
  3. Step 3: Cross multiply
    13,950.56x = 19,243.72 × 8,358.32
  4. Step 4: Simplify right side
    13,950.56x = 160,845,169.75
  5. Step 5: Solve for x
    x = 160,845,169.75/13,950.56
  6. Step 6: Final answer
    x = 11,529.66

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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.