Home / 17,670.75-26,491.73-9,772.95

Finding the Fourth Proportional to 17,670.75, 26,491.73 and 9,772.95

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Solution

The fourth proportional to 17,670.75, 26,491.73 and 9,772.95 is: 14,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670.75 : 26,491.73 = 9,772.95 : x
  2. Step 2: Convert to fraction form
    17,670.75/26,491.73 = 9,772.95/x
  3. Step 3: Cross multiply
    17,670.75x = 26,491.73 × 9,772.95
  4. Step 4: Simplify right side
    17,670.75x = 258,902,352.70
  5. Step 5: Solve for x
    x = 258,902,352.70/17,670.75
  6. Step 6: Final answer
    x = 14,651.46

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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.