Home / 13,494.51-20,236.91-5,703.93

Finding the Fourth Proportional to 13,494.51, 20,236.91 and 5,703.93

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Solution

The fourth proportional to 13,494.51, 20,236.91 and 5,703.93 is: 8,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,494.51 : 20,236.91 = 5,703.93 : x
  2. Step 2: Convert to fraction form
    13,494.51/20,236.91 = 5,703.93/x
  3. Step 3: Cross multiply
    13,494.51x = 20,236.91 × 5,703.93
  4. Step 4: Simplify right side
    13,494.51x = 115,429,889.54
  5. Step 5: Solve for x
    x = 115,429,889.54/13,494.51
  6. Step 6: Final answer
    x = 8,553.84

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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.