Home / 26,654.10-39,894.35-19,631.35

Finding the Fourth Proportional to 26,654.10, 39,894.35 and 19,631.35

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Solution

The fourth proportional to 26,654.10, 39,894.35 and 19,631.35 is: 29,383.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654.10 : 39,894.35 = 19,631.35 : x
  2. Step 2: Convert to fraction form
    26,654.10/39,894.35 = 19,631.35/x
  3. Step 3: Cross multiply
    26,654.10x = 39,894.35 × 19,631.35
  4. Step 4: Simplify right side
    26,654.10x = 783,179,947.87
  5. Step 5: Solve for x
    x = 783,179,947.87/26,654.10
  6. Step 6: Final answer
    x = 29,383.09

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1.5x scale

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.