Home / 23,672.20-32,668.61-13,603.80

Finding the Fourth Proportional to 23,672.20, 32,668.61 and 13,603.80

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Solution

The fourth proportional to 23,672.20, 32,668.61 and 13,603.80 is: 18,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,672.20 : 32,668.61 = 13,603.80 : x
  2. Step 2: Convert to fraction form
    23,672.20/32,668.61 = 13,603.80/x
  3. Step 3: Cross multiply
    23,672.20x = 32,668.61 × 13,603.80
  4. Step 4: Simplify right side
    23,672.20x = 444,417,168.70
  5. Step 5: Solve for x
    x = 444,417,168.70/23,672.20
  6. Step 6: Final answer
    x = 18,773.80

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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.