Home / 34,972.70-52,474.55-18,328.78

Finding the Fourth Proportional to 34,972.70, 52,474.55 and 18,328.78

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Solution

The fourth proportional to 34,972.70, 52,474.55 and 18,328.78 is: 27,501.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,972.70 : 52,474.55 = 18,328.78 : x
  2. Step 2: Convert to fraction form
    34,972.70/52,474.55 = 18,328.78/x
  3. Step 3: Cross multiply
    34,972.70x = 52,474.55 × 18,328.78
  4. Step 4: Simplify right side
    34,972.70x = 961,794,482.55
  5. Step 5: Solve for x
    x = 961,794,482.55/34,972.70
  6. Step 6: Final answer
    x = 27,501.29

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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.