Home / 23,245.74-32,079.03-12,635.40

Finding the Fourth Proportional to 23,245.74, 32,079.03 and 12,635.40

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Solution

The fourth proportional to 23,245.74, 32,079.03 and 12,635.40 is: 17,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,245.74 : 32,079.03 = 12,635.40 : x
  2. Step 2: Convert to fraction form
    23,245.74/32,079.03 = 12,635.40/x
  3. Step 3: Cross multiply
    23,245.74x = 32,079.03 × 12,635.40
  4. Step 4: Simplify right side
    23,245.74x = 405,331,375.66
  5. Step 5: Solve for x
    x = 405,331,375.66/23,245.74
  6. Step 6: Final answer
    x = 17,436.80

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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.