Home / 16,790.88-23,171.53-9,237.70

Finding the Fourth Proportional to 16,790.88, 23,171.53 and 9,237.70

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Solution

The fourth proportional to 16,790.88, 23,171.53 and 9,237.70 is: 12,748.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.88 : 23,171.53 = 9,237.70 : x
  2. Step 2: Convert to fraction form
    16,790.88/23,171.53 = 9,237.70/x
  3. Step 3: Cross multiply
    16,790.88x = 23,171.53 × 9,237.70
  4. Step 4: Simplify right side
    16,790.88x = 214,051,642.68
  5. Step 5: Solve for x
    x = 214,051,642.68/16,790.88
  6. Step 6: Final answer
    x = 12,748.09

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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.