Home / 13,250.72-19,879.00-7,336.22

Finding the Fourth Proportional to 13,250.72, 19,879.00 and 7,336.22

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Solution

The fourth proportional to 13,250.72, 19,879.00 and 7,336.22 is: 11,005.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250.72 : 19,879.00 = 7,336.22 : x
  2. Step 2: Convert to fraction form
    13,250.72/19,879.00 = 7,336.22/x
  3. Step 3: Cross multiply
    13,250.72x = 19,879.00 × 7,336.22
  4. Step 4: Simplify right side
    13,250.72x = 145,836,599.64
  5. Step 5: Solve for x
    x = 145,836,599.64/13,250.72
  6. Step 6: Final answer
    x = 11,005.94

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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.