Home / 17,853.09-26,780.33-5,374.89

Finding the Fourth Proportional to 17,853.09, 26,780.33 and 5,374.89

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Solution

The fourth proportional to 17,853.09, 26,780.33 and 5,374.89 is: 8,062.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,853.09 : 26,780.33 = 5,374.89 : x
  2. Step 2: Convert to fraction form
    17,853.09/26,780.33 = 5,374.89/x
  3. Step 3: Cross multiply
    17,853.09x = 26,780.33 × 5,374.89
  4. Step 4: Simplify right side
    17,853.09x = 143,941,327.91
  5. Step 5: Solve for x
    x = 143,941,327.91/17,853.09
  6. Step 6: Final answer
    x = 8,062.54

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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.