Home / 52,855.20-79,282.44-12,873.71

Finding the Fourth Proportional to 52,855.20, 79,282.44 and 12,873.71

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Solution

The fourth proportional to 52,855.20, 79,282.44 and 12,873.71 is: 19,310.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,855.20 : 79,282.44 = 12,873.71 : x
  2. Step 2: Convert to fraction form
    52,855.20/79,282.44 = 12,873.71/x
  3. Step 3: Cross multiply
    52,855.20x = 79,282.44 × 12,873.71
  4. Step 4: Simplify right side
    52,855.20x = 1,020,658,744.24
  5. Step 5: Solve for x
    x = 1,020,658,744.24/52,855.20
  6. Step 6: Final answer
    x = 19,310.47

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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.