Home / 13,818.06-20,733.17-5,054.28

Finding the Fourth Proportional to 13,818.06, 20,733.17 and 5,054.28

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Solution

The fourth proportional to 13,818.06, 20,733.17 and 5,054.28 is: 7,583.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818.06 : 20,733.17 = 5,054.28 : x
  2. Step 2: Convert to fraction form
    13,818.06/20,733.17 = 5,054.28/x
  3. Step 3: Cross multiply
    13,818.06x = 20,733.17 × 5,054.28
  4. Step 4: Simplify right side
    13,818.06x = 104,791,221.20
  5. Step 5: Solve for x
    x = 104,791,221.20/13,818.06
  6. Step 6: Final answer
    x = 7,583.64

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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.