Home / 13,235.69-19,855.45-4,473.11

Finding the Fourth Proportional to 13,235.69, 19,855.45 and 4,473.11

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Solution

The fourth proportional to 13,235.69, 19,855.45 and 4,473.11 is: 6,710.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.69 : 19,855.45 = 4,473.11 : x
  2. Step 2: Convert to fraction form
    13,235.69/19,855.45 = 4,473.11/x
  3. Step 3: Cross multiply
    13,235.69x = 19,855.45 × 4,473.11
  4. Step 4: Simplify right side
    13,235.69x = 88,815,611.95
  5. Step 5: Solve for x
    x = 88,815,611.95/13,235.69
  6. Step 6: Final answer
    x = 6,710.31

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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.