Home / 16,699.75-23,045.67-9,247.75

Finding the Fourth Proportional to 16,699.75, 23,045.67 and 9,247.75

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Solution

The fourth proportional to 16,699.75, 23,045.67 and 9,247.75 is: 12,761.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,699.75 : 23,045.67 = 9,247.75 : x
  2. Step 2: Convert to fraction form
    16,699.75/23,045.67 = 9,247.75/x
  3. Step 3: Cross multiply
    16,699.75x = 23,045.67 × 9,247.75
  4. Step 4: Simplify right side
    16,699.75x = 213,120,594.74
  5. Step 5: Solve for x
    x = 213,120,594.74/16,699.75
  6. Step 6: Final answer
    x = 12,761.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.