Home / 30,364.52-45,551.61-12,834.50

Finding the Fourth Proportional to 30,364.52, 45,551.61 and 12,834.50

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Solution

The fourth proportional to 30,364.52, 45,551.61 and 12,834.50 is: 19,253.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,364.52 : 45,551.61 = 12,834.50 : x
  2. Step 2: Convert to fraction form
    30,364.52/45,551.61 = 12,834.50/x
  3. Step 3: Cross multiply
    30,364.52x = 45,551.61 × 12,834.50
  4. Step 4: Simplify right side
    30,364.52x = 584,632,138.55
  5. Step 5: Solve for x
    x = 584,632,138.55/30,364.52
  6. Step 6: Final answer
    x = 19,253.79

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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.