Home / 13,052.81-19,587.45-5,556.36

Finding the Fourth Proportional to 13,052.81, 19,587.45 and 5,556.36

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Solution

The fourth proportional to 13,052.81, 19,587.45 and 5,556.36 is: 8,338.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.81 : 19,587.45 = 5,556.36 : x
  2. Step 2: Convert to fraction form
    13,052.81/19,587.45 = 5,556.36/x
  3. Step 3: Cross multiply
    13,052.81x = 19,587.45 × 5,556.36
  4. Step 4: Simplify right side
    13,052.81x = 108,834,797.96
  5. Step 5: Solve for x
    x = 108,834,797.96/13,052.81
  6. Step 6: Final answer
    x = 8,338.04

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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.