Home / 12,862.57-17,733.33-9,274.53

Finding the Fourth Proportional to 12,862.57, 17,733.33 and 9,274.53

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Solution

The fourth proportional to 12,862.57, 17,733.33 and 9,274.53 is: 12,786.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,862.57 : 17,733.33 = 9,274.53 : x
  2. Step 2: Convert to fraction form
    12,862.57/17,733.33 = 9,274.53/x
  3. Step 3: Cross multiply
    12,862.57x = 17,733.33 × 9,274.53
  4. Step 4: Simplify right side
    12,862.57x = 164,468,301.08
  5. Step 5: Solve for x
    x = 164,468,301.08/12,862.57
  6. Step 6: Final answer
    x = 12,786.58

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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.