Home / 10,690.59-16,029.09-9,376.98

Finding the Fourth Proportional to 10,690.59, 16,029.09 and 9,376.98

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Solution

The fourth proportional to 10,690.59, 16,029.09 and 9,376.98 is: 14,059.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,690.59 : 16,029.09 = 9,376.98 : x
  2. Step 2: Convert to fraction form
    10,690.59/16,029.09 = 9,376.98/x
  3. Step 3: Cross multiply
    10,690.59x = 16,029.09 × 9,376.98
  4. Step 4: Simplify right side
    10,690.59x = 150,304,456.35
  5. Step 5: Solve for x
    x = 150,304,456.35/10,690.59
  6. Step 6: Final answer
    x = 14,059.51

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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.