Home / 35,789.08-49,392.06-19,876.64

Finding the Fourth Proportional to 35,789.08, 49,392.06 and 19,876.64

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Solution

The fourth proportional to 35,789.08, 49,392.06 and 19,876.64 is: 27,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,789.08 : 49,392.06 = 19,876.64 : x
  2. Step 2: Convert to fraction form
    35,789.08/49,392.06 = 19,876.64/x
  3. Step 3: Cross multiply
    35,789.08x = 49,392.06 × 19,876.64
  4. Step 4: Simplify right side
    35,789.08x = 981,748,195.48
  5. Step 5: Solve for x
    x = 981,748,195.48/35,789.08
  6. Step 6: Final answer
    x = 27,431.50

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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.