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Finding the Fourth Proportional to 35,792.52, 49,395.96 and 19,876.96

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Solution

The fourth proportional to 35,792.52, 49,395.96 and 19,876.96 is: 27,431.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,792.52 : 49,395.96 = 19,876.96 : x
  2. Step 2: Convert to fraction form
    35,792.52/49,395.96 = 19,876.96/x
  3. Step 3: Cross multiply
    35,792.52x = 49,395.96 × 19,876.96
  4. Step 4: Simplify right side
    35,792.52x = 981,841,421.70
  5. Step 5: Solve for x
    x = 981,841,421.70/35,792.52
  6. Step 6: Final answer
    x = 27,431.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.