Home / 13,254.76-19,891.26-5,463.56

Finding the Fourth Proportional to 13,254.76, 19,891.26 and 5,463.56

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Solution

The fourth proportional to 13,254.76, 19,891.26 and 5,463.56 is: 8,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.76 : 19,891.26 = 5,463.56 : x
  2. Step 2: Convert to fraction form
    13,254.76/19,891.26 = 5,463.56/x
  3. Step 3: Cross multiply
    13,254.76x = 19,891.26 × 5,463.56
  4. Step 4: Simplify right side
    13,254.76x = 108,677,092.49
  5. Step 5: Solve for x
    x = 108,677,092.49/13,254.76
  6. Step 6: Final answer
    x = 8,199.10

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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.