Home / 19,951.67-27,513.57-16,935.02

Finding the Fourth Proportional to 19,951.67, 27,513.57 and 16,935.02

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Solution

The fourth proportional to 19,951.67, 27,513.57 and 16,935.02 is: 23,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.67 : 27,513.57 = 16,935.02 : x
  2. Step 2: Convert to fraction form
    19,951.67/27,513.57 = 16,935.02/x
  3. Step 3: Cross multiply
    19,951.67x = 27,513.57 × 16,935.02
  4. Step 4: Simplify right side
    19,951.67x = 465,943,042.10
  5. Step 5: Solve for x
    x = 465,943,042.10/19,951.67
  6. Step 6: Final answer
    x = 23,353.59

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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.