Home / 15,003.45-20,704.77-11,032.02

Finding the Fourth Proportional to 15,003.45, 20,704.77 and 11,032.02

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Solution

The fourth proportional to 15,003.45, 20,704.77 and 11,032.02 is: 15,224.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,003.45 : 20,704.77 = 11,032.02 : x
  2. Step 2: Convert to fraction form
    15,003.45/20,704.77 = 11,032.02/x
  3. Step 3: Cross multiply
    15,003.45x = 20,704.77 × 11,032.02
  4. Step 4: Simplify right side
    15,003.45x = 228,415,436.74
  5. Step 5: Solve for x
    x = 228,415,436.74/15,003.45
  6. Step 6: Final answer
    x = 15,224.19

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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.