Home / 19,529.09-29,286.57-7,045.76

Finding the Fourth Proportional to 19,529.09, 29,286.57 and 7,045.76

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Solution

The fourth proportional to 19,529.09, 29,286.57 and 7,045.76 is: 10,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.09 : 29,286.57 = 7,045.76 : x
  2. Step 2: Convert to fraction form
    19,529.09/29,286.57 = 7,045.76/x
  3. Step 3: Cross multiply
    19,529.09x = 29,286.57 × 7,045.76
  4. Step 4: Simplify right side
    19,529.09x = 206,346,133.26
  5. Step 5: Solve for x
    x = 206,346,133.26/19,529.09
  6. Step 6: Final answer
    x = 10,566.09

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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.