Home / 12,531.88-17,292.34-7,494.26

Finding the Fourth Proportional to 12,531.88, 17,292.34 and 7,494.26

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Solution

The fourth proportional to 12,531.88, 17,292.34 and 7,494.26 is: 10,341.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531.88 : 17,292.34 = 7,494.26 : x
  2. Step 2: Convert to fraction form
    12,531.88/17,292.34 = 7,494.26/x
  3. Step 3: Cross multiply
    12,531.88x = 17,292.34 × 7,494.26
  4. Step 4: Simplify right side
    12,531.88x = 129,593,214.87
  5. Step 5: Solve for x
    x = 129,593,214.87/12,531.88
  6. Step 6: Final answer
    x = 10,341.09

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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.