Home / 19,352.39-29,031.48-6,871.37

Finding the Fourth Proportional to 19,352.39, 29,031.48 and 6,871.37

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Solution

The fourth proportional to 19,352.39, 29,031.48 and 6,871.37 is: 10,308.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,352.39 : 29,031.48 = 6,871.37 : x
  2. Step 2: Convert to fraction form
    19,352.39/29,031.48 = 6,871.37/x
  3. Step 3: Cross multiply
    19,352.39x = 29,031.48 × 6,871.37
  4. Step 4: Simplify right side
    19,352.39x = 199,486,006.37
  5. Step 5: Solve for x
    x = 199,486,006.37/19,352.39
  6. Step 6: Final answer
    x = 10,308.08

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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.