Home / 34,161.52-51,244.92-13,111.64

Finding the Fourth Proportional to 34,161.52, 51,244.92 and 13,111.64

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Solution

The fourth proportional to 34,161.52, 51,244.92 and 13,111.64 is: 19,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,161.52 : 51,244.92 = 13,111.64 : x
  2. Step 2: Convert to fraction form
    34,161.52/51,244.92 = 13,111.64/x
  3. Step 3: Cross multiply
    34,161.52x = 51,244.92 × 13,111.64
  4. Step 4: Simplify right side
    34,161.52x = 671,904,942.87
  5. Step 5: Solve for x
    x = 671,904,942.87/34,161.52
  6. Step 6: Final answer
    x = 19,668.47

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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.