Home / 12,319.26-17,002.50-7,844.94

Finding the Fourth Proportional to 12,319.26, 17,002.50 and 7,844.94

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Solution

The fourth proportional to 12,319.26, 17,002.50 and 7,844.94 is: 10,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,319.26 : 17,002.50 = 7,844.94 : x
  2. Step 2: Convert to fraction form
    12,319.26/17,002.50 = 7,844.94/x
  3. Step 3: Cross multiply
    12,319.26x = 17,002.50 × 7,844.94
  4. Step 4: Simplify right side
    12,319.26x = 133,383,592.35
  5. Step 5: Solve for x
    x = 133,383,592.35/12,319.26
  6. Step 6: Final answer
    x = 10,827.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.