Home / 17,759.74-26,635.95-6,665.98

Finding the Fourth Proportional to 17,759.74, 26,635.95 and 6,665.98

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Solution

The fourth proportional to 17,759.74, 26,635.95 and 6,665.98 is: 9,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,759.74 : 26,635.95 = 6,665.98 : x
  2. Step 2: Convert to fraction form
    17,759.74/26,635.95 = 6,665.98/x
  3. Step 3: Cross multiply
    17,759.74x = 26,635.95 × 6,665.98
  4. Step 4: Simplify right side
    17,759.74x = 177,554,709.98
  5. Step 5: Solve for x
    x = 177,554,709.98/17,759.74
  6. Step 6: Final answer
    x = 9,997.60

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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.