Home / 19,383.73-26,725.03-12,658.71

Finding the Fourth Proportional to 19,383.73, 26,725.03 and 12,658.71

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Solution

The fourth proportional to 19,383.73, 26,725.03 and 12,658.71 is: 17,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383.73 : 26,725.03 = 12,658.71 : x
  2. Step 2: Convert to fraction form
    19,383.73/26,725.03 = 12,658.71/x
  3. Step 3: Cross multiply
    19,383.73x = 26,725.03 × 12,658.71
  4. Step 4: Simplify right side
    19,383.73x = 338,304,229.79
  5. Step 5: Solve for x
    x = 338,304,229.79/19,383.73
  6. Step 6: Final answer
    x = 17,453.00

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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.