Home / 11,364.10-17,029.95-4,430.50

Finding the Fourth Proportional to 11,364.10, 17,029.95 and 4,430.50

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Solution

The fourth proportional to 11,364.10, 17,029.95 and 4,430.50 is: 6,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,364.10 : 17,029.95 = 4,430.50 : x
  2. Step 2: Convert to fraction form
    11,364.10/17,029.95 = 4,430.50/x
  3. Step 3: Cross multiply
    11,364.10x = 17,029.95 × 4,430.50
  4. Step 4: Simplify right side
    11,364.10x = 75,451,193.48
  5. Step 5: Solve for x
    x = 75,451,193.48/11,364.10
  6. Step 6: Final answer
    x = 6,639.43

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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.