Home / 23,855.86-32,921.46-13,245.60

Finding the Fourth Proportional to 23,855.86, 32,921.46 and 13,245.60

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Solution

The fourth proportional to 23,855.86, 32,921.46 and 13,245.60 is: 18,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,855.86 : 32,921.46 = 13,245.60 : x
  2. Step 2: Convert to fraction form
    23,855.86/32,921.46 = 13,245.60/x
  3. Step 3: Cross multiply
    23,855.86x = 32,921.46 × 13,245.60
  4. Step 4: Simplify right side
    23,855.86x = 436,064,490.58
  5. Step 5: Solve for x
    x = 436,064,490.58/23,855.86
  6. Step 6: Final answer
    x = 18,279.14

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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.