Home / 11,475.83-17,197.59-9,125.40

Finding the Fourth Proportional to 11,475.83, 17,197.59 and 9,125.40

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Solution

The fourth proportional to 11,475.83, 17,197.59 and 9,125.40 is: 13,675.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.83 : 17,197.59 = 9,125.40 : x
  2. Step 2: Convert to fraction form
    11,475.83/17,197.59 = 9,125.40/x
  3. Step 3: Cross multiply
    11,475.83x = 17,197.59 × 9,125.40
  4. Step 4: Simplify right side
    11,475.83x = 156,934,815.73
  5. Step 5: Solve for x
    x = 156,934,815.73/11,475.83
  6. Step 6: Final answer
    x = 13,675.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.