Home / 23,960.45-33,065.34-13,890.94

Finding the Fourth Proportional to 23,960.45, 33,065.34 and 13,890.94

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Solution

The fourth proportional to 23,960.45, 33,065.34 and 13,890.94 is: 19,169.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,960.45 : 33,065.34 = 13,890.94 : x
  2. Step 2: Convert to fraction form
    23,960.45/33,065.34 = 13,890.94/x
  3. Step 3: Cross multiply
    23,960.45x = 33,065.34 × 13,890.94
  4. Step 4: Simplify right side
    23,960.45x = 459,308,654.02
  5. Step 5: Solve for x
    x = 459,308,654.02/23,960.45
  6. Step 6: Final answer
    x = 19,169.45

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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.