Home / 23,486.42-32,410.98-12,876.05

Finding the Fourth Proportional to 23,486.42, 32,410.98 and 12,876.05

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Solution

The fourth proportional to 23,486.42, 32,410.98 and 12,876.05 is: 17,768.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.42 : 32,410.98 = 12,876.05 : x
  2. Step 2: Convert to fraction form
    23,486.42/32,410.98 = 12,876.05/x
  3. Step 3: Cross multiply
    23,486.42x = 32,410.98 × 12,876.05
  4. Step 4: Simplify right side
    23,486.42x = 417,325,236.97
  5. Step 5: Solve for x
    x = 417,325,236.97/23,486.42
  6. Step 6: Final answer
    x = 17,768.79

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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.