Home / 23,679.09-32,671.23-13,610.40

Finding the Fourth Proportional to 23,679.09, 32,671.23 and 13,610.40

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Solution

The fourth proportional to 23,679.09, 32,671.23 and 13,610.40 is: 18,778.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,679.09 : 32,671.23 = 13,610.40 : x
  2. Step 2: Convert to fraction form
    23,679.09/32,671.23 = 13,610.40/x
  3. Step 3: Cross multiply
    23,679.09x = 32,671.23 × 13,610.40
  4. Step 4: Simplify right side
    23,679.09x = 444,668,508.79
  5. Step 5: Solve for x
    x = 444,668,508.79/23,679.09
  6. Step 6: Final answer
    x = 18,778.95

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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.