Home / 52,759.36-72,813.80-30,103.96

Finding the Fourth Proportional to 52,759.36, 72,813.80 and 30,103.96

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Solution

The fourth proportional to 52,759.36, 72,813.80 and 30,103.96 is: 41,546.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,759.36 : 72,813.80 = 30,103.96 : x
  2. Step 2: Convert to fraction form
    52,759.36/72,813.80 = 30,103.96/x
  3. Step 3: Cross multiply
    52,759.36x = 72,813.80 × 30,103.96
  4. Step 4: Simplify right side
    52,759.36x = 2,191,983,722.65
  5. Step 5: Solve for x
    x = 2,191,983,722.65/52,759.36
  6. Step 6: Final answer
    x = 41,546.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.