Home / 23,789.30-32,828.73-13,717.70

Finding the Fourth Proportional to 23,789.30, 32,828.73 and 13,717.70

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Solution

The fourth proportional to 23,789.30, 32,828.73 and 13,717.70 is: 18,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.30 : 32,828.73 = 13,717.70 : x
  2. Step 2: Convert to fraction form
    23,789.30/32,828.73 = 13,717.70/x
  3. Step 3: Cross multiply
    23,789.30x = 32,828.73 × 13,717.70
  4. Step 4: Simplify right side
    23,789.30x = 450,334,669.52
  5. Step 5: Solve for x
    x = 450,334,669.52/23,789.30
  6. Step 6: Final answer
    x = 18,930.14

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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.