Home / 19,385.01-26,755.49-11,829.73

Finding the Fourth Proportional to 19,385.01, 26,755.49 and 11,829.73

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Solution

The fourth proportional to 19,385.01, 26,755.49 and 11,829.73 is: 16,327.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385.01 : 26,755.49 = 11,829.73 : x
  2. Step 2: Convert to fraction form
    19,385.01/26,755.49 = 11,829.73/x
  3. Step 3: Cross multiply
    19,385.01x = 26,755.49 × 11,829.73
  4. Step 4: Simplify right side
    19,385.01x = 316,510,222.72
  5. Step 5: Solve for x
    x = 316,510,222.72/19,385.01
  6. Step 6: Final answer
    x = 16,327.58

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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.