Home / 34,789.56-48,009.55-18,874.01

Finding the Fourth Proportional to 34,789.56, 48,009.55 and 18,874.01

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Solution

The fourth proportional to 34,789.56, 48,009.55 and 18,874.01 is: 26,046.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,789.56 : 48,009.55 = 18,874.01 : x
  2. Step 2: Convert to fraction form
    34,789.56/48,009.55 = 18,874.01/x
  3. Step 3: Cross multiply
    34,789.56x = 48,009.55 × 18,874.01
  4. Step 4: Simplify right side
    34,789.56x = 906,132,726.80
  5. Step 5: Solve for x
    x = 906,132,726.80/34,789.56
  6. Step 6: Final answer
    x = 26,046.11

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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.