Home / 21,662.06-32,484.87-8,507.25

Finding the Fourth Proportional to 21,662.06, 32,484.87 and 8,507.25

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Solution

The fourth proportional to 21,662.06, 32,484.87 and 8,507.25 is: 12,757.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,662.06 : 32,484.87 = 8,507.25 : x
  2. Step 2: Convert to fraction form
    21,662.06/32,484.87 = 8,507.25/x
  3. Step 3: Cross multiply
    21,662.06x = 32,484.87 × 8,507.25
  4. Step 4: Simplify right side
    21,662.06x = 276,356,910.31
  5. Step 5: Solve for x
    x = 276,356,910.31/21,662.06
  6. Step 6: Final answer
    x = 12,757.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.