Home / 52,816.94-79,169.70-19,515.68

Finding the Fourth Proportional to 52,816.94, 79,169.70 and 19,515.68

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Solution

The fourth proportional to 52,816.94, 79,169.70 and 19,515.68 is: 29,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816.94 : 79,169.70 = 19,515.68 : x
  2. Step 2: Convert to fraction form
    52,816.94/79,169.70 = 19,515.68/x
  3. Step 3: Cross multiply
    52,816.94x = 79,169.70 × 19,515.68
  4. Step 4: Simplify right side
    52,816.94x = 1,545,050,530.90
  5. Step 5: Solve for x
    x = 1,545,050,530.90/52,816.94
  6. Step 6: Final answer
    x = 29,252.94

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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.