Home / 13,002.48-17,933.22-11,212.92

Finding the Fourth Proportional to 13,002.48, 17,933.22 and 11,212.92

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Solution

The fourth proportional to 13,002.48, 17,933.22 and 11,212.92 is: 15,465.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,002.48 : 17,933.22 = 11,212.92 : x
  2. Step 2: Convert to fraction form
    13,002.48/17,933.22 = 11,212.92/x
  3. Step 3: Cross multiply
    13,002.48x = 17,933.22 × 11,212.92
  4. Step 4: Simplify right side
    13,002.48x = 201,083,761.20
  5. Step 5: Solve for x
    x = 201,083,761.20/13,002.48
  6. Step 6: Final answer
    x = 15,465.03

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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.