Home / 34,390.62-51,590.52-13,609.26

Finding the Fourth Proportional to 34,390.62, 51,590.52 and 13,609.26

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Solution

The fourth proportional to 34,390.62, 51,590.52 and 13,609.26 is: 20,415.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,390.62 : 51,590.52 = 13,609.26 : x
  2. Step 2: Convert to fraction form
    34,390.62/51,590.52 = 13,609.26/x
  3. Step 3: Cross multiply
    34,390.62x = 51,590.52 × 13,609.26
  4. Step 4: Simplify right side
    34,390.62x = 702,108,800.22
  5. Step 5: Solve for x
    x = 702,108,800.22/34,390.62
  6. Step 6: Final answer
    x = 20,415.71

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1.5x scale

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.