Home / 16,747.75-23,111.90-9,295.75

Finding the Fourth Proportional to 16,747.75, 23,111.90 and 9,295.75

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Solution

The fourth proportional to 16,747.75, 23,111.90 and 9,295.75 is: 12,828.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.75 : 23,111.90 = 9,295.75 : x
  2. Step 2: Convert to fraction form
    16,747.75/23,111.90 = 9,295.75/x
  3. Step 3: Cross multiply
    16,747.75x = 23,111.90 × 9,295.75
  4. Step 4: Simplify right side
    16,747.75x = 214,842,444.43
  5. Step 5: Solve for x
    x = 214,842,444.43/16,747.75
  6. Step 6: Final answer
    x = 12,828.14

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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.