Home / 34,338.36-51,530.64-12,151.65

Finding the Fourth Proportional to 34,338.36, 51,530.64 and 12,151.65

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Solution

The fourth proportional to 34,338.36, 51,530.64 and 12,151.65 is: 18,235.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,338.36 : 51,530.64 = 12,151.65 : x
  2. Step 2: Convert to fraction form
    34,338.36/51,530.64 = 12,151.65/x
  3. Step 3: Cross multiply
    34,338.36x = 51,530.64 × 12,151.65
  4. Step 4: Simplify right side
    34,338.36x = 626,182,301.56
  5. Step 5: Solve for x
    x = 626,182,301.56/34,338.36
  6. Step 6: Final answer
    x = 18,235.65

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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.