Home / 11,017.85-15,198.30-8,030.16

Finding the Fourth Proportional to 11,017.85, 15,198.30 and 8,030.16

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Solution

The fourth proportional to 11,017.85, 15,198.30 and 8,030.16 is: 11,077.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.85 : 15,198.30 = 8,030.16 : x
  2. Step 2: Convert to fraction form
    11,017.85/15,198.30 = 8,030.16/x
  3. Step 3: Cross multiply
    11,017.85x = 15,198.30 × 8,030.16
  4. Step 4: Simplify right side
    11,017.85x = 122,044,780.73
  5. Step 5: Solve for x
    x = 122,044,780.73/11,017.85
  6. Step 6: Final answer
    x = 11,077.01

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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.