Home / 34,971.93-52,447.46-12,780.17

Finding the Fourth Proportional to 34,971.93, 52,447.46 and 12,780.17

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Solution

The fourth proportional to 34,971.93, 52,447.46 and 12,780.17 is: 19,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,971.93 : 52,447.46 = 12,780.17 : x
  2. Step 2: Convert to fraction form
    34,971.93/52,447.46 = 12,780.17/x
  3. Step 3: Cross multiply
    34,971.93x = 52,447.46 × 12,780.17
  4. Step 4: Simplify right side
    34,971.93x = 670,287,128.73
  5. Step 5: Solve for x
    x = 670,287,128.73/34,971.93
  6. Step 6: Final answer
    x = 19,166.43

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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.