Home / 34,663.68-51,951.36-15,918.72

Finding the Fourth Proportional to 34,663.68, 51,951.36 and 15,918.72

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Solution

The fourth proportional to 34,663.68, 51,951.36 and 15,918.72 is: 23,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,663.68 : 51,951.36 = 15,918.72 : x
  2. Step 2: Convert to fraction form
    34,663.68/51,951.36 = 15,918.72/x
  3. Step 3: Cross multiply
    34,663.68x = 51,951.36 × 15,918.72
  4. Step 4: Simplify right side
    34,663.68x = 826,999,153.46
  5. Step 5: Solve for x
    x = 826,999,153.46/34,663.68
  6. Step 6: Final answer
    x = 23,857.80

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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.