Home / 34,668.54-51,961.23-19,887.66

Finding the Fourth Proportional to 34,668.54, 51,961.23 and 19,887.66

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Solution

The fourth proportional to 34,668.54, 51,961.23 and 19,887.66 is: 29,807.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,668.54 : 51,961.23 = 19,887.66 : x
  2. Step 2: Convert to fraction form
    34,668.54/51,961.23 = 19,887.66/x
  3. Step 3: Cross multiply
    34,668.54x = 51,961.23 × 19,887.66
  4. Step 4: Simplify right side
    34,668.54x = 1,033,387,275.42
  5. Step 5: Solve for x
    x = 1,033,387,275.42/34,668.54
  6. Step 6: Final answer
    x = 29,807.64

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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.