Home / 34,528.12-51,757.32-13,454.98

Finding the Fourth Proportional to 34,528.12, 51,757.32 and 13,454.98

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Solution

The fourth proportional to 34,528.12, 51,757.32 and 13,454.98 is: 20,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,528.12 : 51,757.32 = 13,454.98 : x
  2. Step 2: Convert to fraction form
    34,528.12/51,757.32 = 13,454.98/x
  3. Step 3: Cross multiply
    34,528.12x = 51,757.32 × 13,454.98
  4. Step 4: Simplify right side
    34,528.12x = 696,393,705.45
  5. Step 5: Solve for x
    x = 696,393,705.45/34,528.12
  6. Step 6: Final answer
    x = 20,168.89

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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.