Home / 34,613.72-51,942.44-19,851.47

Finding the Fourth Proportional to 34,613.72, 51,942.44 and 19,851.47

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Solution

The fourth proportional to 34,613.72, 51,942.44 and 19,851.47 is: 29,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,613.72 : 51,942.44 = 19,851.47 : x
  2. Step 2: Convert to fraction form
    34,613.72/51,942.44 = 19,851.47/x
  3. Step 3: Cross multiply
    34,613.72x = 51,942.44 × 19,851.47
  4. Step 4: Simplify right side
    34,613.72x = 1,031,133,430.42
  5. Step 5: Solve for x
    x = 1,031,133,430.42/34,613.72
  6. Step 6: Final answer
    x = 29,789.74

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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.