Home / 12,594.26-17,391.75-8,125.69

Finding the Fourth Proportional to 12,594.26, 17,391.75 and 8,125.69

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Solution

The fourth proportional to 12,594.26, 17,391.75 and 8,125.69 is: 11,220.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.26 : 17,391.75 = 8,125.69 : x
  2. Step 2: Convert to fraction form
    12,594.26/17,391.75 = 8,125.69/x
  3. Step 3: Cross multiply
    12,594.26x = 17,391.75 × 8,125.69
  4. Step 4: Simplify right side
    12,594.26x = 141,319,969.06
  5. Step 5: Solve for x
    x = 141,319,969.06/12,594.26
  6. Step 6: Final answer
    x = 11,220.98

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Double scale
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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.