Home / 34,424.12-51,640.98-11,057.72

Finding the Fourth Proportional to 34,424.12, 51,640.98 and 11,057.72

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Solution

The fourth proportional to 34,424.12, 51,640.98 and 11,057.72 is: 16,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,424.12 : 51,640.98 = 11,057.72 : x
  2. Step 2: Convert to fraction form
    34,424.12/51,640.98 = 11,057.72/x
  3. Step 3: Cross multiply
    34,424.12x = 51,640.98 × 11,057.72
  4. Step 4: Simplify right side
    34,424.12x = 571,031,497.37
  5. Step 5: Solve for x
    x = 571,031,497.37/34,424.12
  6. Step 6: Final answer
    x = 16,588.12

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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.