Home / 34,154.46-51,236.82-10,780.56

Finding the Fourth Proportional to 34,154.46, 51,236.82 and 10,780.56

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Solution

The fourth proportional to 34,154.46, 51,236.82 and 10,780.56 is: 16,172.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,154.46 : 51,236.82 = 10,780.56 : x
  2. Step 2: Convert to fraction form
    34,154.46/51,236.82 = 10,780.56/x
  3. Step 3: Cross multiply
    34,154.46x = 51,236.82 × 10,780.56
  4. Step 4: Simplify right side
    34,154.46x = 552,361,612.22
  5. Step 5: Solve for x
    x = 552,361,612.22/34,154.46
  6. Step 6: Final answer
    x = 16,172.46

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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.