Home / 34,493.93-51,730.91-13,429.28

Finding the Fourth Proportional to 34,493.93, 51,730.91 and 13,429.28

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Solution

The fourth proportional to 34,493.93, 51,730.91 and 13,429.28 is: 20,140.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,493.93 : 51,730.91 = 13,429.28 : x
  2. Step 2: Convert to fraction form
    34,493.93/51,730.91 = 13,429.28/x
  3. Step 3: Cross multiply
    34,493.93x = 51,730.91 × 13,429.28
  4. Step 4: Simplify right side
    34,493.93x = 694,708,743.23
  5. Step 5: Solve for x
    x = 694,708,743.23/34,493.93
  6. Step 6: Final answer
    x = 20,140.03

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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.