Home / 35,794.08-49,394.97-19,878.39

Finding the Fourth Proportional to 35,794.08, 49,394.97 and 19,878.39

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Solution

The fourth proportional to 35,794.08, 49,394.97 and 19,878.39 is: 27,431.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,794.08 : 49,394.97 = 19,878.39 : x
  2. Step 2: Convert to fraction form
    35,794.08/49,394.97 = 19,878.39/x
  3. Step 3: Cross multiply
    35,794.08x = 49,394.97 × 19,878.39
  4. Step 4: Simplify right side
    35,794.08x = 981,892,477.70
  5. Step 5: Solve for x
    x = 981,892,477.70/35,794.08
  6. Step 6: Final answer
    x = 27,431.70

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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.