Home / 34,980.45-52,486.14-18,336.50

Finding the Fourth Proportional to 34,980.45, 52,486.14 and 18,336.50

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Solution

The fourth proportional to 34,980.45, 52,486.14 and 18,336.50 is: 27,512.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,980.45 : 52,486.14 = 18,336.50 : x
  2. Step 2: Convert to fraction form
    34,980.45/52,486.14 = 18,336.50/x
  3. Step 3: Cross multiply
    34,980.45x = 52,486.14 × 18,336.50
  4. Step 4: Simplify right side
    34,980.45x = 962,411,843.68
  5. Step 5: Solve for x
    x = 962,411,843.68/34,980.45
  6. Step 6: Final answer
    x = 27,512.85

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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.