Home / 34,927.80-52,392.60-12,757.70

Finding the Fourth Proportional to 34,927.80, 52,392.60 and 12,757.70

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Solution

The fourth proportional to 34,927.80, 52,392.60 and 12,757.70 is: 19,136.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,927.80 : 52,392.60 = 12,757.70 : x
  2. Step 2: Convert to fraction form
    34,927.80/52,392.60 = 12,757.70/x
  3. Step 3: Cross multiply
    34,927.80x = 52,392.60 × 12,757.70
  4. Step 4: Simplify right side
    34,927.80x = 668,408,811.06
  5. Step 5: Solve for x
    x = 668,408,811.06/34,927.80
  6. Step 6: Final answer
    x = 19,136.87

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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.