Home / 23,319.12-32,181.06-12,709.44

Finding the Fourth Proportional to 23,319.12, 32,181.06 and 12,709.44

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Solution

The fourth proportional to 23,319.12, 32,181.06 and 12,709.44 is: 17,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.12 : 32,181.06 = 12,709.44 : x
  2. Step 2: Convert to fraction form
    23,319.12/32,181.06 = 12,709.44/x
  3. Step 3: Cross multiply
    23,319.12x = 32,181.06 × 12,709.44
  4. Step 4: Simplify right side
    23,319.12x = 409,003,090.30
  5. Step 5: Solve for x
    x = 409,003,090.30/23,319.12
  6. Step 6: Final answer
    x = 17,539.39

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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.