Home / 13,233.60-18,262.74-7,265.22

Finding the Fourth Proportional to 13,233.60, 18,262.74 and 7,265.22

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Solution

The fourth proportional to 13,233.60, 18,262.74 and 7,265.22 is: 10,026.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233.60 : 18,262.74 = 7,265.22 : x
  2. Step 2: Convert to fraction form
    13,233.60/18,262.74 = 7,265.22/x
  3. Step 3: Cross multiply
    13,233.60x = 18,262.74 × 7,265.22
  4. Step 4: Simplify right side
    13,233.60x = 132,682,823.90
  5. Step 5: Solve for x
    x = 132,682,823.90/13,233.60
  6. Step 6: Final answer
    x = 10,026.21

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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.