Home / 34,192.54-51,253.73-13,126.91

Finding the Fourth Proportional to 34,192.54, 51,253.73 and 13,126.91

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Solution

The fourth proportional to 34,192.54, 51,253.73 and 13,126.91 is: 19,676.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,192.54 : 51,253.73 = 13,126.91 : x
  2. Step 2: Convert to fraction form
    34,192.54/51,253.73 = 13,126.91/x
  3. Step 3: Cross multiply
    34,192.54x = 51,253.73 × 13,126.91
  4. Step 4: Simplify right side
    34,192.54x = 672,803,100.87
  5. Step 5: Solve for x
    x = 672,803,100.87/34,192.54
  6. Step 6: Final answer
    x = 19,676.90

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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.