Home / 52,619.62-78,926.85-19,337.12

Finding the Fourth Proportional to 52,619.62, 78,926.85 and 19,337.12

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Solution

The fourth proportional to 52,619.62, 78,926.85 and 19,337.12 is: 29,004.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,619.62 : 78,926.85 = 19,337.12 : x
  2. Step 2: Convert to fraction form
    52,619.62/78,926.85 = 19,337.12/x
  3. Step 3: Cross multiply
    52,619.62x = 78,926.85 × 19,337.12
  4. Step 4: Simplify right side
    52,619.62x = 1,526,217,969.67
  5. Step 5: Solve for x
    x = 1,526,217,969.67/52,619.62
  6. Step 6: Final answer
    x = 29,004.73

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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.