Home / 52,164.20-78,226.64-18,876.04

Finding the Fourth Proportional to 52,164.20, 78,226.64 and 18,876.04

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Solution

The fourth proportional to 52,164.20, 78,226.64 and 18,876.04 is: 28,306.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,164.20 : 78,226.64 = 18,876.04 : x
  2. Step 2: Convert to fraction form
    52,164.20/78,226.64 = 18,876.04/x
  3. Step 3: Cross multiply
    52,164.20x = 78,226.64 × 18,876.04
  4. Step 4: Simplify right side
    52,164.20x = 1,476,609,185.71
  5. Step 5: Solve for x
    x = 1,476,609,185.71/52,164.20
  6. Step 6: Final answer
    x = 28,306.95

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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.