Home / 17,848.35-26,761.73-7,985.79

Finding the Fourth Proportional to 17,848.35, 26,761.73 and 7,985.79

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Solution

The fourth proportional to 17,848.35, 26,761.73 and 7,985.79 is: 11,973.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,848.35 : 26,761.73 = 7,985.79 : x
  2. Step 2: Convert to fraction form
    17,848.35/26,761.73 = 7,985.79/x
  3. Step 3: Cross multiply
    17,848.35x = 26,761.73 × 7,985.79
  4. Step 4: Simplify right side
    17,848.35x = 213,713,515.89
  5. Step 5: Solve for x
    x = 213,713,515.89/17,848.35
  6. Step 6: Final answer
    x = 11,973.85

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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.