Home / 12,473.90-18,694.61-5,069.70

Finding the Fourth Proportional to 12,473.90, 18,694.61 and 5,069.70

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Solution

The fourth proportional to 12,473.90, 18,694.61 and 5,069.70 is: 7,597.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.90 : 18,694.61 = 5,069.70 : x
  2. Step 2: Convert to fraction form
    12,473.90/18,694.61 = 5,069.70/x
  3. Step 3: Cross multiply
    12,473.90x = 18,694.61 × 5,069.70
  4. Step 4: Simplify right side
    12,473.90x = 94,776,038.97
  5. Step 5: Solve for x
    x = 94,776,038.97/12,473.90
  6. Step 6: Final answer
    x = 7,597.95

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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.