Home / 13,254.50-19,881.75-6,229.35

Finding the Fourth Proportional to 13,254.50, 19,881.75 and 6,229.35

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Solution

The fourth proportional to 13,254.50, 19,881.75 and 6,229.35 is: 9,344.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.50 : 19,881.75 = 6,229.35 : x
  2. Step 2: Convert to fraction form
    13,254.50/19,881.75 = 6,229.35/x
  3. Step 3: Cross multiply
    13,254.50x = 19,881.75 × 6,229.35
  4. Step 4: Simplify right side
    13,254.50x = 123,850,379.36
  5. Step 5: Solve for x
    x = 123,850,379.36/13,254.50
  6. Step 6: Final answer
    x = 9,344.03

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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.