Home / 16,905.55-23,304.93-11,854.54

Finding the Fourth Proportional to 16,905.55, 23,304.93 and 11,854.54

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Solution

The fourth proportional to 16,905.55, 23,304.93 and 11,854.54 is: 16,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.55 : 23,304.93 = 11,854.54 : x
  2. Step 2: Convert to fraction form
    16,905.55/23,304.93 = 11,854.54/x
  3. Step 3: Cross multiply
    16,905.55x = 23,304.93 × 11,854.54
  4. Step 4: Simplify right side
    16,905.55x = 276,269,224.88
  5. Step 5: Solve for x
    x = 276,269,224.88/16,905.55
  6. Step 6: Final answer
    x = 16,341.92

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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.