Home / 34,821.08-52,212-11,123.06

Finding the Fourth Proportional to 34,821.08, 52,212 and 11,123.06

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Solution

The fourth proportional to 34,821.08, 52,212 and 11,123.06 is: 16,678.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.08 : 52,212 = 11,123.06 : x
  2. Step 2: Convert to fraction form
    34,821.08/52,212 = 11,123.06/x
  3. Step 3: Cross multiply
    34,821.08x = 52,212 × 11,123.06
  4. Step 4: Simplify right side
    34,821.08x = 580,756,947.66
  5. Step 5: Solve for x
    x = 580,756,947.66/34,821.08
  6. Step 6: Final answer
    x = 16,678.32

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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.